BoxingWeightClasses.com

    Boxing Weight Classes & Divisions: The 2026 Guide

    Enter your weight to instantly find your boxing division and current world champions.

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    Top 15 Pound-for-Pound Rankings →Fighter Size Comparison Tool →Weight Cut Tracker →

    Manny Pacquiao is the only boxer to win world titles in 8 different weight divisions.

    Boxing Weight Classes — All 17 Divisions

    Complete reference for Boxing, MMA/UFC and Muay Thai — limits in lbs, kg and stone.

    MinimumweightLight FlyweightFlyweightSuper FlyweightBantamweightSuper BantamweightFeatherweightSuper FeatherweightLightweightSuper LightweightWelterweightSuper WelterweightMiddleweightSuper MiddleweightLight HeavyweightCruiserweightHeavyweight
    boxing Divisions

    boxing - Men's Divisions(17 classes)

    Champions verified May 2026 · reviewed periodically

    DivisionWeight Limit (lbs)Current Champion
    Strawweight105
    Oscar CollazoWBA/WBO
    Light Flyweight108
    Rene SantiagoWBA/WBO
    Flyweight112
    Ricardo SandovalWBA/WBC
    Super Flyweight115
    Jesse RodriguezWBA/WBC/WBO
    Bantamweight118
    Takuma InoueWBC
    Super Bantamweight122
    Naoya InoueUndisputed
    Featherweight126
    Bruce CarringtonWBC
    Super Featherweight130
    O'Shaquie FosterWBC
    Lightweight135
    Abdullah MasonWBO
    Super Lightweight140
    Dalton SmithWBC
    Welterweight147
    Ryan GarciaWBC
    Super Welterweight154
    Xander ZayasWBA/WBO
    Middleweight160
    Carlos AdamesWBC
    Super Middleweight168
    Christian MbilliWBC
    Light Heavyweight175
    Dmitry BivolWBA/IBF/WBO
    Cruiserweight200
    David BenavidezWBA/WBO
    HeavyweightNo limit
    Oleksandr UsykWBA/WBC/IBF

    In-Depth Weight Class Guides

    Verified 2026 references covering boxing, UFC/MMA divisions, sanctioning bodies, and the questions fans ask most.

    Weight Classes in lbs & kg
    All 17 divisions in both unit systems, verified for 2026.
    Boxing Weight Class Chart 2026
    Reference chart with WBC/WBA/IBF/WBO name variations.
    Super Lightweight vs Lightweight
    What separates the 135 lb and 140 lb divisions.
    How Much Does a Heavyweight Weigh?
    Real weigh-in numbers from Usyk, Dubois, Fury and more.
    WBA vs WBC vs IBF vs WBO: The Difference
    IBF vs WBC and every other pairing explained, plus unified vs undisputed.
    Beginner's Guide
    Plain-English explainer of every division and weigh-in.
    UFC Weight Classes
    All 12 UFC divisions for men and women with lbs/kg limits.
    Muay Thai Weight Classes
    WBC, ONE Championship, and Thai stadium divisions with boxing comparisons.

    Boxing Weight Class Guides & Insights

    Did You Know?

    Manny Pacquiao is the only boxer in history to win world titles in eight different weight divisions, from flyweight (112 lbs) all the way up to super welterweight (154 lbs). This incredible feat showcases both his longevity and adaptability across multiple weight classes throughout his legendary career.

    Why Do Boxing Weight Classes Matter?

    Weight classes ensure fair competition by matching fighters of similar size and strength. This system promotes safety, prevents mismatches that could lead to serious injury, and creates more competitive, entertaining fights. All major boxing organizations (WBC, WBA, IBF, WBO) follow standardized weight divisions.

    Boxing vs MMA vs Muay Thai – Quick Primer

    Professional Boxing: 17 men's divisions / 16 women's divisions, ranging from 105 lbs to Heavyweight (200+ lbs)

    MMA/UFC: 9 men's divisions / 6 women's divisions; Flyweight (125) to Super Heavyweight (265+)

    Muay Thai: ~17 men's divisions / 15 women's divisions; minor variations between organizations

    Frequently Asked Questions

    There are 17 recognised weight classes in professional boxing, from Minimumweight (105 lbs) to Heavyweight (no upper limit). The four major sanctioning bodies — WBC, WBA, IBF, and WBO — each crown a champion at every division.

    These are the four major boxing sanctioning bodies. WBC (World Boxing Council), WBA (World Boxing Association), IBF (International Boxing Federation), and WBO (World Boxing Organization) each independently recognise a world champion in each weight class, which is why a division can have multiple "world champions" at the same time.

    A catch weight is a non-standard weight agreed between two fighters, typically between two official divisions. It allows fighters from different weight classes to compete without either needing to fully move up or down.

    Professional boxers must weigh at or below their class limit, usually on the day before the fight. Missing weight results in a financial penalty and the fight cannot be a title contest. In amateur boxing, weigh-ins typically happen on fight day.

    Yes. Boxers regularly "move up" to challenge for titles in heavier divisions. Many all-time greats have held titles at multiple weights. Moving down (making a lower weight) is harder and usually means a significant cut.

    TKO Boxing (launched 2025 by Dana White and partners) plans to reduce professional boxing to 8–12 divisions with a single champion per class, similar to the UFC model. This is not yet fully implemented but could significantly reshape how weight classes are organised.

    Women's professional boxing recognises 17 weight classes, mirroring the men's structure from Minimumweight (105 lbs) up to Heavyweight (200+ lbs). Stars like Claressa Shields, Katie Taylor and Amanda Serrano have driven huge growth in the sport.

    The four major sanctioning bodies — WBC, WBA, IBF, and WBO — each crown their own world champion in every weight class. That means up to 68 simultaneous world champions at any time, which fans and pundits have criticised for decades as diluting the prestige of the title. As of May 2026, Naoya Inoue remains the only undisputed champion across all four belts in his division.

    As of 2026, light heavyweight (175 lbs) is widely viewed as the most stacked division, headlined by Dmitry Bivol and David Benavidez. Welterweight (147 lbs) is also extremely deep: Ryan Garcia, Devin Haney, Jaron Ennis, Lewis Crocker, and Rolando Romero are all active at 147 lbs, making it one of the most loaded divisions in years.

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