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All Posts | Equipment & Reviews | Equipment By Year | Callaway Irons by Year
Feb 23, 2024

by

Erik Schjolberg

Callaway Irons by Year

Explore the complete Callaway irons by year timeline, from the early Big Bertha irons of the 1990s to the high-tech Quantum, Elyte, Paradym Ai Smoke, and Mavrik families. This ultimate guide covers every major release—including Apex Pro, Rogue ST, Epic Forged, X Forged, and more.

Many different callaway golf irons throughout the companies history are shown in succession

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Contents

  • Callaway Irons by Year Table:
  • Callaway Irons in 2026
  • Callaway Irons in 2025
  • Callaway Irons 5 Years Before
  • Callaway Big Bertha Irons by Year
  • Callaway X Forged Irons by Year
  • The History of Callaway Irons
  • How Often Does Callaway Release New Irons
  • Frequently Asked Questions (FAQ)
  • Other Brands Irons By Year

Callaway Irons by Year Table:

Year ReleasedCallaway Iron ModelKey Innovation / What ChangedPrice / Where to Buy
2026Quantum MaxFirst iron in the Quantum platform, featuring a new Hyperspeed Face Cup that flexes across the full face perimeter for more ball speed on every shot. The Max targets mid-to-high handicap players wanting maximum forgiveness and distance in a modern game-improvement package.
Quantum Max OSOversize version of the Quantum Max with a larger head profile, wider sole, and deeper undercut cavity for even more forgiveness and higher launch. Built for high-handicap players who want the most accessible iron in the 2026 Callaway lineup.
Quantum Max FastUltralight Quantum Max iron with a reduced total weight setup to generate more swing speed for moderate-tempo and senior players. Brings the Hyperspeed Face Cup technology to a weight configuration that maximizes distance for slower swing speeds.
2025Apex Ai150AI-designed hollow body iron with a forged face and urethane microsphere dampening for a soft feel despite a hollow construction. Replaces the Apex 21 as the go-to better-player iron with added distance from a fully machine-learning-optimized face architecture.
Apex Ai300 IronsMaximum forgiveness Apex with a larger hollow body and AI-designed face for more ball speed across a bigger sweet spot. Sits above the Ai150 in forgiveness, targeting mid-handicap players who want Apex feel and speed with added stability on off-center hits.
Apex Ti Fusion PlatedPremium titanium face bonded to a forged steel body with a chrome plating finish. The Ti Fusion construction produces an exceptionally fast and thin face for maximum ball speed in a players-iron aesthetic with a premium look and feel.
Apex Ti Fusion 250 PlatedStronger-lofted version of the Ti Fusion Plated with a 250-gram head weight configuration for more distance. Same titanium/forged steel construction with the plated finish, offering slightly more ball speed than the standard Ti Fusion Plated for players who prioritize distance within the Apex premium tier.
Elyte IronFirst iron in the Elyte platform, built with an AI-designed face architecture for consistent ball speed across the face. A hollow body construction with urethane microsphere dampening targets mid-handicap players wanting distance-iron performance with improved feel over prior game-improvement designs.
Elyte X IronMaximum game-improvement iron in the Elyte lineup with a larger hollow body, wider sole, and deeper undercut than the standard Elyte. Highest MOI in the 2025 Elyte iron range, designed for high-handicap players wanting the easiest-to-hit iron Callaway offers.
Elyte HL IronHigh-launch version of the Elyte iron with a lower, more rearward CG to maximize launch angle for players with moderate swing speeds. Particularly suited to golfers who struggle to get the ball airborne consistently with standard game-improvement irons.
Elyte Max Fast IronUltralight Elyte iron engineered for slower swing speeds through a reduced total weight setup. The lightest iron in the 2025 Elyte lineup, delivering the AI-designed face technology in a configuration built for seniors and players with moderate tempo who need swing speed gains through weight reduction.
X ForgedForged carbon steel players iron with a traditional compact blade-style profile updated for 2025. Maintains the X Forged’s reputation as Callaway’s purest forged iron option, offering exceptional feel and workability for low-handicap players who prioritize shot-shaping precision over forgiveness.
X Forged MaxNew addition to the X Forged family with a larger forged profile offering better players a forged feel with more forgiveness than the standard X Forged. Bridges the gap between the pure X Forged blade and game-improvement irons for stronger players who want a workable iron with added stability on misses.
2024Paradym Ai SmokeFirst Callaway iron to feature a fully AI-designed face with machine learning optimizing flex patterns across thousands of data points for consistent ball speed. The hollow body construction with urethane microsphere dampening delivered unprecedented speed and feel in a single iron for better players.
Paradym Ai Smoke Max FastUltralight Ai Smoke iron with a lighter shaft and head for swing speed gains. Brought the AI face technology to a weight configuration designed for moderate-tempo players wanting the Paradym Ai Smoke’s speed gains through reduced total club weight.
Paradym Ai Smoke HLHigh-launch version of the Paradym Ai Smoke with a repositioned CG for a higher, more accessible ball flight. Targeted at mid-handicap players who needed more launch angle from the Ai Smoke platform without moving to a fully game-improvement design.
Paradym Ai Smoke Max Fast WomensWomen’s version of the Ai Smoke Max Fast with the AI-designed face in a women’s-specific lightweight setup. Lighter total weight, women’s flex shafts, and grip sizing optimized for female golfers wanting the Ai Smoke’s speed technology with a swing-speed-appropriate configuration.
2023ParadymLaunched the Paradym iron platform with a 360-degree forged face cup for more face flex and ball speed across the entire face. A hollow body construction with urethane microspheres eliminated the harsh feel typically associated with hollow irons, making the Paradym iron the fastest and best-feeling hollow iron Callaway had produced to that point.
Paradym XMaximum forgiveness Paradym with a larger hollow body, wider sole, and more perimeter weighting than the standard model. Highest MOI in the 2023 Callaway iron lineup, delivering the Paradym face cup technology in a game-improvement package for mid-to-high handicap players.
Paradym X Women’sWomen’s Paradym X with the maximum-forgiveness hollow body design in a women’s-specific configuration. Lighter shaft and grip with women’s flex options, delivering the Paradym X’s high-MOI performance for female golfers.
Big Bertha 23Revived the Big Bertha iron name for 2023 with a wide-sole, high-launch hollow body design targeting mid-to-high handicap players. Updated face technology over the B21 generation with improved urethane dampening for better feel alongside the Big Bertha’s signature forgiveness and ease of launch.
Great Big Bertha 23Maximum game-improvement iron in the 2023 Callaway lineup with the widest sole and deepest CG in the Big Bertha 23 family. Built for high-handicap and senior players who need the easiest possible launch and the most forgiving iron in Callaway’s range.
Great Big Bertha Women’s 23Women’s Great Big Bertha 23 with the maximum-forgiveness wide-sole design in a women’s-specific setup. Ultralight shaft and grip with women’s flex options for female golfers needing maximum launch and the highest forgiveness in the 2023 women’s Callaway iron range.
Big Bertha Reva Women’s 23Updated REVA iron engineered specifically for women from the ground up rather than adapted from a men’s design. The 2023 version brought improved face technology and higher launch over the original REVA in a package built for beginner and recreational female golfers.
2022Rogue ST MaxIntroduced the Rogue ST iron platform with a new tungsten-infused 360 Face Cup for faster ball speed combined with urethane microsphere dampening. The Max version delivered the highest MOI in the Rogue ST lineup with a mid-size head profile aimed at mid-handicap players wanting distance and forgiveness.
Rogue ST Max OSOversize game-improvement version of the Rogue ST Max with a larger head, wider sole, and deeper undercut for maximum forgiveness. The highest-MOI iron in the 2022 Callaway lineup, built for high-handicap players wanting the most accessible and forgiving iron available.
Rogue ST Max OS LiteUltralight version of the Rogue ST Max OS for senior and moderate-swing-speed players. Reduced total weight with lighter shaft and head to generate more swing speed while retaining the maximum-forgiveness OS head profile.
Rogue ST ProTour-facing Rogue ST iron in a compact forged body with the tungsten-infused 360 Face Cup speed technology. A hollow-body forged design giving better players the Rogue ST’s ball speed gains in a thin-topline, workable head profile preferred by low-handicap golfers.
Epic MAX StarCarried over from 2021 into the 2022 lineup, the Epic MAX Star remained available as an ultralight option for players with very slow swing speeds who needed maximum distance gains through weight reduction rather than the newer Rogue ST technology.
2021Apex 21
(Callaway Apex Irons Specs and Lofts)
Second-generation Apex hollow body iron with an updated forged face cup, a new internal standing wave for feel, and improved urethane microsphere technology. The Apex 21 refined the 2019 Apex formula with better sound, feel, and more consistent ball speed across the face for better players.
Apex Black 21Matte black PVD-finished version of the Apex 21 with identical internal construction. Popular among better players who preferred a non-glare finish at address and a premium dark aesthetic, without any performance changes from the standard Apex 21.
Apex Women’s 21Women’s Apex 21 with the hollow body forged face cup construction in a women’s-specific setup. Lighter shaft, smaller grip, and higher-lofted options delivering the Apex 21’s speed and feel to female better players.
Apex Pro 21
(Callaway Apex Pro Irons Specs and Lofts)
Tour-spec Apex with a forged 1025 carbon steel body and a compact, thin-topline blade profile. The Apex Pro 21 prioritized feel and workability over forgiveness, offering low-handicap players a forged muscle-back-style iron with modern face technology and precise CG placement.
Apex DCB 21Deep Cavity Back version of the Apex 21 combining a compact Apex-style appearance with game-improvement forgiveness through a deeper cavity and lower CG. Targeted at mid-handicap players who wanted the Apex name and feel with more playability than the standard Apex 21.
Apex TCB 21Tour Cavity Back forged iron in the Apex family, featuring a compact forged 1025 carbon steel body with a small cavity for modest forgiveness beyond a pure blade. Used by Callaway tour staff seeking a traditional forged feel with slightly more stability than the Apex Pro 21.
2020Apex MBPure muscle-back blade forged from 1025 carbon steel. Zero cavity and zero forgiveness by design, offering scratch and tour players the ultimate feedback iron within the Apex family. Callaway’s most demanding iron to hit well, built exclusively for the strongest ball strikers.
X-Forged CBCavity-back version of the X Forged series in a compact forged 1025 carbon steel body. Offered better players the pure forged feel of the X Forged line with a modest cavity for more forgiveness than the MB, making it a popular combo-set pairing with the Apex MB.
X Forged UTForged utility iron built as a direct long-iron and hybrid replacement. The X Forged UT featured a hollow forged body with a tungsten weight for a low, deep CG that produced a high-launching, penetrating ball flight for better players who wanted a forged iron feel in a long-iron utility format.
Big Bertha B21Anti-slice iron engineered for high-handicap players fighting a slice. The B21 (designed to reduce a 21-degree slice) combined a draw-biased head with a wide sole and high-launch design. One of the few irons on the market explicitly designed to reduce slice spin and correct ball flight for recreational golfers.
MavrikFirst Callaway iron with a fully AI-designed Flash Face architecture. Machine learning created a unique face design for the Mavrik iron that produced higher ball speed than Callaway engineers could achieve through conventional methods, a landmark moment in iron face technology.
Mavrik MaxMaximum forgiveness Mavrik with its own distinct AI-designed face architecture separate from the standard model. The Mavrik Max face was specifically optimized by machine learning for a larger head profile, producing more ball speed and forgiveness than conventional game-improvement iron faces of the era.
Mavrik ProTour-facing Mavrik in a compact forged hollow body with its own AI-designed face. The Mavrik Pro gave better players access to the Flash Face AI ball speed in a thin-topline, workable profile with urethane microsphere dampening for feel that matched the speed gains.
2019EpicIntroduced hollow body iron construction with urethane microspheres to Callaway’s lineup for the first time. The Epic iron’s microsphere technology filled the hollow body cavity to eliminate the harsh sound and feel of prior hollow designs, delivering high ball speed with an unexpectedly soft feel that changed how hollow irons were perceived.
Epic StarUltralight Epic iron with a lighter shaft and head configuration for moderate-swing-speed players. Brought the hollow body urethane microsphere technology to a weight setup that allowed slower swingers to access the Epic iron’s speed and feel benefits.
Epic ForgedForged version of the Epic hollow body iron with a 1025 carbon steel body combined with the urethane microsphere hollow cavity. Gave better players the Epic’s speed and feel innovations in a forged iron with the precision and workability that only a forged body can deliver.
Epic Forged StarUltralight version of the Epic Forged for slower-swing-speed players who wanted the forged hollow body construction. Lighter shaft and head reduced total weight while preserving the Epic Forged’s combination of forged feel and hollow-body ball speed.
Apex 19First-generation Apex hollow body iron combining a forged face cup with urethane microsphere dampening for the first time in the Apex line. Established the Apex iron’s modern identity as the best-feeling hollow body iron in Callaway’s range and one of the most well-regarded better-player irons of its era.
Apex Smoke 19Smoke/black PVD finish version of the Apex 19 with identical internal construction and technology. The darker finish reduced glare at address and offered a premium aesthetic for players who wanted the Apex 19’s performance without the standard chrome finish.
Apex Pro 19Tour-spec forged 1025 carbon steel Apex in a compact muscle-back profile. The Apex Pro 19 prioritized feel and workability above all else, giving scratch and tour players Callaway’s most traditional forged iron aesthetic with modern loft gapping and precision CG placement.
Apex Pro Smoke 19Smoke/black PVD version of the Apex Pro 19 with the same forged 1025 carbon steel construction. Identical performance to the standard Apex Pro 19 with a non-glare matte finish for players who preferred the darker aesthetic.
2018X ForgedUpdated X Forged in forged 1025 carbon steel with refined progressive shaping and updated sole geometry for improved turf interaction. One of Callaway’s most consistent forged iron platforms, the 2018 X Forged maintained the compact tour profile that low-handicap players had relied on across multiple generations.
Big Bertha ’18Updated Big Bertha iron with a hollow body construction and improved face flex over the prior generation. Maintained the Big Bertha’s high-forgiveness identity with updated internal weighting for a lower, more rearward CG to improve launch and consistency for high-handicap players. 
RogueIntroduced the Rogue iron platform with a new hollow body construction and 360 Face Cup for more face flex. The Rogue iron was the first in Callaway’s lineup to bring Jailbreak-inspired body stiffening concepts to an iron, delivering measurably more ball speed than the prior Epic generation.
Rogue ProTour-facing Rogue iron in a compact hollow forged body with a 360 Face Cup and Jailbreak-influenced construction. Gave better players the Rogue’s ball speed in a thin-topline, workable head shape preferred by low-handicap and tour-level golfers.
Rogue XMaximum distance Rogue iron with strong lofts and a large hollow body for game-improvement players wanting maximum yardage gains. The Rogue X pushed loft-based distance furthest of any iron in the 2018 Callaway lineup, making it one of the most distance-focused irons Callaway had produced to that point.
2017GBB Epic Star
GBB Epic
GBB Epic Pro
The GBB Epic iron family introduced Callaway’s first hollow body iron construction with internal standing wave technology to control sound and feel. The Epic Star was the ultralight version, the standard Epic targeted mid-handicap players, and the Epic Pro offered a compact forged-feel option for better players — all sharing the hollow body platform that defined Callaway irons going forward. 
2016Big Bertha OSOversize Big Bertha iron with a wide sole, high offset, and deep undercut cavity for maximum forgiveness and launch. One of the most forgiving irons in Callaway’s 2016 lineup, aimed at high-handicap and senior players who needed the widest possible sweet spot.
Steelhead XRRevival of the beloved Steelhead name with modern 360 Face Cup technology for more face flex and ball speed. The Steelhead XR combined nostalgia with genuine performance upgrades, delivering more consistent distance than the original Steelhead generation in a mid-size game-improvement head.
Steelhead XR ProPro version of the Steelhead XR with a compact head, reduced offset, and lower CG for better players. Brought the 360 Face Cup speed technology to a more demanding profile preferred by low-handicap golfers who appreciated the Steelhead name.
Apex BlackMatte black PVD-finished Apex iron with the same construction as the standard Apex CF 16. Offered players the Apex’s hollow body performance with a non-reflective finish for reduced glare and a stealthy premium aesthetic at address. 
XR OSOversize version of the XR iron with the widest sole and deepest cavity in the 2016 XR lineup. Maximum forgiveness game-improvement iron for high-handicap players who wanted the XR’s speed-focused face technology in the most accessible head available.
2015Apex CF 16Second-generation Apex CF iron with an updated hollow body construction and a stiffer internal structure for improved energy transfer at impact. Refined the original Apex CF’s combination of hollow-body ball speed and forged-iron feel with better consistency across the face.
Apex CF 16 BlackBlack PVD-finished Apex CF 16 with identical internal construction to the standard model. The dark finish reduced glare and offered a premium aesthetic for better players wanting Apex CF 16 performance without the chrome finish.
Apex Pro 16Tour-spec Apex Pro in a compact forged 1025 carbon steel body with a small cavity for modest forgiveness beyond a pure blade. Updated sole geometry over the prior Apex Pro for improved turf interaction, maintaining the precision workability demanded by scratch and tour players.
Apex MusclebackPure muscle-back forged blade in the Apex family with a traditional rounded back and zero cavity. Callaway’s most demanding iron of the 2015 era, built for scratch players and tour professionals wanting maximum feedback and shot-shaping precision. 
XRIntroduced the XR iron platform with a 360 Face Cup for the first time in a Callaway iron. The variable thickness face cup flexed across the entire perimeter at impact for significantly more ball speed on off-center hits, a major step forward in game-improvement iron face technology.
XR ProPro version of the XR with a compact head, reduced offset, and the 360 Face Cup in a players-preferred profile. Brought the XR’s face cup speed technology to better players in a workable shape without the wide sole and high offset of the standard XR.
2014Big Bertha ’14Updated Big Bertha iron with a new face cup construction and improved undercut cavity over the prior generation. Maintained the Big Bertha’s wide-body, high-forgiveness identity with updated face technology for more consistent distance across the face for high-handicap players. 
X2 HotIntroduced 360 Face Cup technology to Callaway irons for the first time. The variable thickness perimeter face cup flexed at impact across the entire face edge, delivering more ball speed on off-center hits than any prior Callaway iron face design. A landmark iron technology moment for the brand.
X2 Hot ProPro version of the X2 Hot with a compact head and reduced offset, bringing the 360 Face Cup technology to better players in a workable profile. Lower CG and less offset than the standard X2 Hot for players who preferred a more traditional iron shape.
2013ApexThe original Apex iron relaunched the Apex name with the first hollow body construction in Callaway iron history. A forged face bonded to a hollow steel body with an internal standing wave for feel control established the Apex as Callaway’s premier better-player iron platform going forward. 
Apex ProTour-facing companion to the original Apex in a compact forged 1025 carbon steel muscle-back body. The Apex Pro offered scratch and tour players the traditional forged blade feel with the precision CG placement and loft gapping of the modern Apex platform. 
X HotIntroduced the X Hot iron platform with a Speed Frame Face design featuring a variable thickness face for more consistent ball speed across the hitting area. Became one of Callaway’s best-selling irons of the era through a strong combination of distance, forgiveness, and competitive pricing.
X Hot ProCompact pro version of the X Hot with the Speed Frame Face technology in a smaller head with reduced offset and lower CG. Brought the X Hot’s speed gains to better players in a more workable, traditional-feeling profile.
X ForgedForged 1025 carbon steel iron in the X Forged tradition with a compact blade-style profile for tour and scratch players. Prioritized pure forged feel, workability, and precise CG placement over forgiveness or distance technology. 
2012RAZR X HLHigh-launch version of the RAZR X with a deeper undercut cavity and lower, more rearward CG to maximize launch angle for slower swing speeds. Built for mid-to-high handicap players who struggled with getting the ball airborne with standard game-improvement irons.
RAZR X BlackCarbon composite-bodied RAZR X iron with a matte black finish for reduced glare. The composite construction saved weight for improved CG positioning, delivering a lower and more rearward CG than the standard stainless RAZR X for better launch and feel.
2011Razr XIntroduced the RAZR X platform with a new undercut cavity design and wider sole for improved CG depth and forgiveness over the prior X-series. The Razr X delivered more consistent launch and distance than the X-24 Hot generation in a mid-size game-improvement package.
Razr X TourTour-spec RAZR X in a compact stainless steel body with a thinner topline and reduced offset for better players. Brought the RAZR platform’s improved CG positioning to a workable, players-preferred profile without the wide sole of the standard Razr X.
Razr X ForgedForged 1025 carbon steel version of the RAZR X for better players wanting pure forged feel within the RAZR platform. A compact cavity-back forged iron combining the RAZR X’s improved weighting with the precision feel only a forged body provides.
Razr XFFull-forgiveness RAZR iron with a wider sole and deeper cavity than the standard Razr X for high-handicap players. The Razr XF prioritized maximum forgiveness and ease of launch above workability or feel refinement.
2010X PrototypeLimited-production prototype iron used primarily for tour player testing and feedback. Not commercially available to the public at launch, the X Prototype served as a development vehicle for forged iron technology that informed future X Forged generations. 
X-24 HotUpdated X Hot iron with a new Speed Frame Face for more consistent ball speed across a larger hitting area. The X-24 Hot refined the variable-thickness face concept of the X Hot generation with improved face flex and a wider, more forgiving sole profile.
Diablo EdgeIntroduced the Diablo iron platform with a new undercut cavity design and redistributed sole weighting for a deeper CG than the prior X-series generation. The Diablo Edge delivered more consistent launch and better forgiveness for mid-handicap players through improved internal mass distribution.
Diablo ForgedForged version of the Diablo Edge iron in a compact 1025 carbon steel body for better players. Brought the Diablo’s improved sole weighting and CG depth to a workable forged profile, making it one of the better values in Callaway’s forged iron history.
2008FTApplied Fusion Technology (carbon composite bonded to steel) to an iron for the first time. The FT iron used a composite crown to save weight and lower CG, translating the FT driver platform’s weight-redistribution concept into an iron construction that improved launch and forgiveness over prior stainless designs.
FT i-bridHybrid-iron design combining a hollow iron body with a deeper undercut and wider sole for maximum forgiveness and launch. The FT i-brid blurred the line between iron and hybrid, targeting high-handicap players who struggled with traditional long irons by delivering hybrid-like forgiveness in an iron format.
Big Bertha ’08Updated Big Bertha iron with improved undercut cavity and repositioned sole weighting over the prior generation. Maintained the Big Bertha’s high-forgiveness identity with better internal mass distribution for more consistent launch and distance for mid-to-high handicap players.
X-Forged ’09Updated X Forged in forged 1025 carbon steel with refined sole grind and updated progressive shaping across the set. Continued the X Forged’s identity as Callaway’s premier forged tour iron with improved turf interaction geometry for more consistent contact from tight lies.
X-22Mid-size game-improvement iron with an improved variable face thickness design for more consistent ball speed across the face. The X-22 refined the X-series face technology with a wider sweet spot and improved weighting for mid-handicap players wanting reliable distance and forgiveness.
X-22 TourTour-spec X-22 in a compact stainless steel body with reduced offset and a thinner topline. Brought the X-22’s improved face technology to better players in a workable, traditional-feeling profile without the wide sole of the standard X-22.
2006Fusion Wide SoleApplied Fusion Technology to a wide-sole game-improvement iron for the first time. The composite crown bonded to a stainless steel body redirected weight to the sole for a lower CG and higher launch, combining the Fusion Technology weight-savings concept with a maximum-forgiveness wide-sole design.
X ForgedEarly generation X Forged in forged 1025 carbon steel establishing the platform’s reputation as Callaway’s tour-preferred forged iron. Compact blade-style profile with progressive shaping across the set for low-handicap players wanting precision and pure forged feel. 
X-20Updated X series iron with improved undercut cavity and variable face thickness for more consistent ball speed than the prior X-18 generation. Mid-size stainless steel construction with improved CG depth delivering better launch and forgiveness for mid-handicap players.
X-20 TourTour-spec X-20 in a compact stainless body with a thinner topline and reduced offset for better players. Brought the X-20’s updated face technology and CG improvements to a workable profile preferred by low-handicap golfers.
Big Bertha ’06Updated Big Bertha iron with improved undercut cavity and an updated face design for more consistent distance. Maintained the Big Bertha’s signature wide-body, high-forgiveness profile with incremental technology improvements over the 2002 generation for mid-to-high handicap players.
2005X-TourPremium tour-spec forged iron positioned as Callaway’s most demanding player’s iron of the mid-2000s. The X-Tour used a compact forged body with precise CG placement and minimal offset, targeting scratch and tour players who prioritized shot-shaping control and feedback above all else. 
2004Big Bertha FusionFirst iron to use Fusion Technology, bonding a carbon composite insert to a stainless steel body to save weight and reposition mass for a lower CG. A landmark design that translated the Big Bertha Fusion FT-3 driver’s weight-redistribution concept directly into an iron construction for the first time.
X18 IronsUpdated X-series iron with a new variable face thickness design for improved ball speed consistency. The X18 refined the X-series stainless cavity-back platform with better CG placement and improved face flex for mid-handicap players wanting reliable distance and forgiveness.
X18 Pro SeriesPro version of the X18 in a compact stainless body with reduced offset and a thinner topline for better players. Brought the X18’s updated face technology to a workable profile preferred by low-handicap golfers who wanted X-series performance in a more traditional-feeling iron.
2003Steelhead X-16
Steelhead X-16 Pro
Updated Steelhead platform with improved undercut cavity and variable face thickness for more consistent ball speed than the X-14 generation. The X-16 Pro offered a compact, workable profile for better players, while the standard X-16 delivered maximum forgiveness for mid-handicap golfers. One of the most popular Callaway iron generations of the early 2000s.
2002Big Bertha ’02Updated Big Bertha iron with an improved titanium-reinforced face for more consistent ball speed and improved undercut cavity design over the prior generation. The 2002 Big Bertha delivered better distance consistency than its predecessors while maintaining the wide-body forgiveness the name was known for.
Hawkeye VFT TitaniumVariable Face Thickness (VFT) titanium iron using a titanium insert in the face to allow a thinner, faster-flexing hitting area than stainless steel could achieve at the time. One of the earliest Callaway irons to use VFT technology, delivering more ball speed on off-center hits than conventional stainless faces. 
2000Hawkeye Ti
Steelhead X-14
The Hawkeye Ti brought titanium face inserts to a Callaway iron for improved ball speed, while the Steelhead X-14 refined the beloved Steelhead platform with an updated variable face thickness design. Together they represented Callaway’s two-pronged approach: titanium technology for the Hawkeye line and continued face refinement for the Steelhead faithful.
1998Big Bertha Ti TungstenFirst Callaway iron to combine a titanium face with tungsten weighting in a single head. The titanium face allowed a thinner, faster-flexing hitting surface while the tungsten weight moved CG lower for improved launch, making the Ti Tungsten one of the most technologically advanced irons Callaway had produced to that point.
Big Bertha X-12Mid-size Big Bertha iron with an improved stainless cavity and updated sole weighting for better CG depth than the prior Big Bertha generation. A strong-selling mid-range game-improvement iron that balanced Big Bertha forgiveness with a slightly more compact head profile than the widest-body Big Bertha models.
1997Big Bertha GoldPremium gold-finished Big Bertha iron positioned at the top of Callaway’s 1997 iron lineup. Featured updated stainless cavity construction with a gold PVD cosmetic finish as a prestige option, delivering Big Bertha forgiveness with a visually distinctive premium aesthetic.
1996Big Bertha ’96Updated Big Bertha iron with an improved wide-body stainless cavity design and refined sole weighting over the 1994 model. The 1996 version brought incremental forgiveness and launch improvements to one of the most commercially successful iron platforms of the 1990s.
1994Big Bertha ’94The original Big Bertha iron, translating the revolutionary oversized Big Bertha driver concept into an iron for the first time. A wide-body stainless cavity-back with a large undercut and deep perimeter weighting that made the game significantly more accessible for mid-to-high handicap players at a time when most irons were far less forgiving.
1992Bobby Jones BladesForged blade iron produced in collaboration with the Bobby Jones legacy brand. A traditional muscle-back design with a compact profile and minimal offset, targeting low-handicap players who valued the historical prestige of the Bobby Jones name alongside Callaway’s manufacturing quality. 
1990S2H2 ’90Updated S2H2 iron carrying forward the Short Straight Hollow Hosel concept from the 1988 original. The 1990 version refined the hoseless construction with updated sole geometry and improved manufacturing tolerances, continuing to save weight through the direct shaft-to-head connection that defined the S2H2 platform. 
1988S2H2 ’88The original S2H2 iron introduced Short Straight Hollow Hosel technology to Callaway’s lineup, routing the shaft directly into the head to eliminate the traditional hosel entirely. This saved significant weight and moved CG lower and closer to the face, giving Callaway its first major technical differentiator in the iron market and laying the engineering foundation for all future Callaway iron development.

Callaway Irons in 2026

The Quantum family was introduced in 2026. Callaway released three models, the Quantum Max, Quantum Max OS, and Quantum Max Fast. All of which were built around a Modern 360-Degree Undercut cavity designed to generate faster ball speeds and higher launch in a clean, game-improvement shape. While the progressive Tri-Sole design carries over from the Elyte line, Callaway has gone back and improved on it rather than just recycling it. The Max is the traditional game-improvement option, the Max OS is a larger, super-game-improvement unit for golfers who need maximum forgiveness, and the Max Fast is a lightweight version with slightly stronger lofts aimed at slower swing speeds.

Callaway Irons in 2025

2025 was one of Callaway’s busiest iron years in recent memory. The Elyte line replaced the Paradym family with four options — Elyte, Elyte X, Elyte HL, and Elyte Max Fast — all featuring the Ai10x face technology for more consistent ball speeds across the entire face. On the players side, Callaway launched the Apex Ai300 and Apex Ai200 as fully forged game-improvement and players distance irons, both built with a forged hollow-body chassis and a 455 face cup for tour-level sound and feel. The Apex Ai150 followed mid-year, slotting in as the replacement for the Apex Pro in a more compact, TCB-inspired shape aimed at single-digit handicappers who want workability without giving up distance. Rounding out the year were the Apex Ti Fusion Plated, the X Forged, and the X Forged Max — giving low handicap and tour-level players two distinct forged options depending on how much forgiveness they want built in. 2025 was an incredible year for Callaway releases.

Callaway Irons 5 Years Before

Paradym Ai Smoke: AI designed face improves distance and accuracy. Made for mid handicap players looking for a modern shape at address without sacrificing loss of distance and dispersion.

Paradym Ai Smoke HL: Optimized for a high handicap or senior player that needs help getting the ball in the air. A pre-worn leading edge prevents fat shots and poor contact.

Paradym Ai Smoke Max: Perfect for a mid to high handicapper looking for the most distance out of their irons. Sporting ½” longer shafts and an optimized face design to improve accuracy, the Ai Smoke Max gets the most out of your swing speed.

Callaway Epic Max Star Tungsten Irons
Sure, Callaway is best known for their drivers, but their irons tell just as compelling a story. With the 2022 releases of the Rogue ST line, Callaway offers iron options for all comers. Pro for lower handicap, Max for mid, OS for high handicappers, and OS Lite for seniors.

Callaway Rogue ST Max Irons
2021 brought in new interactions of the high performance Apex series. The Apex lineup is geared towards low handicap and Tour players. Top pros like John Rahm and Xander Schauffele choose Apex irons for the consistency and work-ability.

The Callaway Apex Pro Irons in a golf bag
Before 2021, Callaway alternately released a pro/tour line and a line for multiple golfers. In 2020 the releases of Marik and Big Bertha 21 offered a wide range of iron styles to suit many playing types.

Older models:

2019 saw renewed Apex irons and forged options for lower handicap players. This Apex line introduced a club face that enhanced springiness across the face, making it longer than ever before.

2018 and 2017 released irons sets of the same name and styling as the metal woods for those years. 2018 the Rogue lineup, and 2017 the GBB (Great Big Bertha) Epic line. The GBB Epic line was a game changer for higher handicap players.


Callaway Big Bertha Irons by Year

Picture of the Callaway Big Bertha Irons
Big Bertha started as a driver model, but as a result of it’s popularity, the name quickly followed with irons. The name Big Bertha was taken from a German World War I howitzer, which received the nickname for its enormous size and power….

All things considered, it’s the perfect name for this series because they are indeed large and long. Perfect for higher handicap players.

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The first Big Bertha irons were released in 1994, and featured a large face and large sweet spot. In 1997 Big Bertha irons featured tungsten and titanium for added distance.

Callaway Great Big Bertha Tungsten Titanium Iron
From the early 2000s to current, the Big Bertha series has had a new release every two years. Each time promising more distance and forgiveness than prior models.


Callaway X Forged Irons by Year

The Callaway X Forged Irons by year – unofficially the X series started in 1998 with the Big Bertha X-12. Then continued with the Steelhead X-14 in 2000.

A few more iterations were released  over the years, but the first X Forged Irons were released in 2006. Callaway X22 irons year was 2008. And the next generation of the Forged set was in 2008/2009.

Newer generations of the Callaway X Forged Irons were released in 2013, 2018, and most recently the X Forged CB Irons in 2020. Callaway clubs by year has increased each year since.


The History of Callaway Irons

Callaway began their venture into golf clubs, irons in particular, in the late 80s. In 1988 releasing their S2H2 (short, straight, hollow hosel) technology. The irons were a hit, and Callaway doubled their sales.

The S2H2 Irons by Callaway
With the aid of key tour professional staff players, Callaway became the number one seller of irons and woods in 1995. Since then, Callaway has stayed at the forefront of club making technology and competes with the best in the business.

Introducing tungsten, titanium, variable face thickness, and computer simulation in their iron making process has produced the longest and most forgiving iron options offered.

Bobby Jones Irons from Callaway Golf

 


How Often Does Callaway Release New Irons

Callaway has had an alternate release method it has followed for the better part of two decades, which includes releasing every other year with both a players series and a game improvement series. Similarly, Big Bertha has also gotten on a two year release cycle since its inception in 1994.

Callaway finds itself as one of the top manufacturers in the golf business, and the first to use machine forging and computer simulation to make advancements in club making.

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The innovation by Callaway has made it one of the best in the business since it’s rebranding in 1988. As a result of this, Callaway has increased it’s sales year after year since that time.


Frequently Asked Questions (FAQ)

What year did Callaway start making irons?

Callaway got into irons in 1988 with their S2H2 (short, straight, hollow hosel) technology. It was a hit right out of the gate and doubled their sales almost overnight. By 1995, they were the number one seller of irons and woods in the game.

What are the most popular Callaway iron lines?

The biggest lines Callaway has produced over the years are the Big Bertha, Apex, X Forged, Rogue, Epic, Mavrik, Paradym, Elyte, and Quantum families. Each one targets a different type of player. Big Bertha and Elyte HL for high handicappers, Rogue ST and Paradym for mid handicappers, and Apex Pro and X Forged for low handicap and tour-level players.

How often does Callaway release new irons?

Callaway has followed an alternating two-year release cycle for most of the last two decades. They typically release a players/tour series one year and a game improvement series the next. Big Bertha has been on a similar two-year cycle since it launched in 1994. So if you just missed a new release, you’re usually not waiting too long for the next one.

What year did the Big Bertha irons come out?

The first Big Bertha irons dropped in 1994. The name comes from a German World War I howitzer nicknamed for its massive size and power. Which honestly fits perfectly for an iron built around a huge face and enormous sweet spot. By 1997, Callaway added tungsten and titanium to the line for even more distance.

What year did Callaway X Forged irons come out?

The first true X Forged irons were released in 2006. After that, updated versions came out in 2008/2009, 2013, 2018, and most recently the X Forged CB in 2020 and the X Forged and X Forged Max in 2025. If you’re a lower handicap player who wants feel and workability, the X Forged line is the one to follow.

What Callaway irons are best for high handicappers?

The Big Bertha and Elyte HL lines are the go-to options for high handicappers. The Paradym Ai Smoke HL is another strong pick — it features a pre-worn leading edge that helps prevent fat shots and makes it easier to get the ball airborne consistently. The Rogue ST OS and OS Lite are also worth a look, especially if you want something from a slightly older release at a lower price point.

What Callaway irons are best for mid handicappers?

Mid handicappers have a lot of solid options. The Paradym Ai Smoke is built for that middle-ground player who wants a modern look at address without sacrificing distance or dispersion. The Rogue ST Max is another proven option. Both give you a good mix of forgiveness and performance without going full game improvement.

What Callaway irons do tour pros play?

Tour players have historically gravitated toward the Apex Pro and X Forged lines. Pros like Jon Rahm and Xander Schauffele have chosen Apex irons for their consistency and workability.

What are the newest Callaway irons?

As of 2026, the newest Callaway irons are the Quantum Max, Quantum Max OS, and Quantum Max Fast. In 2025, Callaway released the Elyte line (Elyte, Elyte X, Elyte HL, Elyte Max Fast), the Apex Ai150 and Ai300, the Apex Ti Fusion Plated series, and updated X Forged and X Forged Max models. There’s a lot to choose from right now at multiple price points.

Are older Callaway irons still worth buying?

Absolutely. Irons from the Rogue ST, Mavrik, and Epic lines are still excellent clubs and can be found at a fraction of the original retail price. For most recreational golfers, the performance gap between a two or three-year-old iron and the latest model is pretty small. If you’re on a budget, going one or two generations back is one of the smartest moves you can make.

What technology does Callaway use in their irons?

Callaway has been one of the leaders in iron technology for decades. They were among the first to use machine forging and computer simulation in the club-making process. Over the years they’ve introduced tungsten weighting, titanium faces, variable face thickness, AI-designed faces, and urethane microsphere inserts — all aimed at squeezing out more distance and forgiveness with every release.

What is the difference between the Callaway Apex and Apex Pro?

The Apex is built for better players who still want some forgiveness built in. The Apex Pro is a pure players iron — smaller head, thinner topline, more workability, and less forgiveness. If you’re a low single-digit handicap or a scratch golfer who wants to shape shots, the Apex Pro is the pick. If you want a great-feeling iron with a little more room for error, the standard Apex is the better fit.

How do I know which Callaway iron year model I have?

The model name is usually stamped or engraved on the back of the clubhead. From there, cross-reference the name with the Callaway irons by year table above and you’ll be able to pinpoint exactly when your set was released. Some models also have the year built right into the name — like the Apex 21 (2021) or Big Bertha B21.

Other Brands Irons By Year

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