King's Kung-Fu& Tai Chi

Weight classes compared across combat sports

DivisionsBoxingMMAKickboxing (ONE)BJJJudo
HeavyweightNone120.0 kg (264.6 lb)120.2 kg (265.0 lb)94.3 kg (207.9 lb)
Light heavyweight79.4 kg (175.0 lb)93.0 kg (205.0 lb)102.1 kg (225.1 lb)88.5 kg (195.1 lb)100 kg (220.5 lb) (half-heavyweight)
Middleweight72.6 kg (160.1 lb)83.9 kg (185.0 lb)93.0 kg (205.0 lb)82.3 kg (181.4 lb)90 kg (198.4 lb)
Welterweight66.7 kg (147.0 lb)77.1 kg (170.0 lb)83.9 kg (185.0 lb)
Lightweight61.2 kg (134.9 lb)70.3 kg (155.0 lb)77.1 kg (170.0 lb)76 kg (167.6 lb)73 kg (160.9 lb)
Featherweight57.2 kg (126.1 lb)65.8 kg (145.1 lb)70.3 kg (155.0 lb)70 kg (154.3 lb)
Bantamweight53.5 kg (117.9 lb)61.2 kg (134.9 lb)65.8 kg (145.1 lb)57.5 kg (126.8 lb)
Flyweight50.8 kg (112.0 lb)56.7 kg (125.0 lb)61.2 kg (134.9 lb)

Source: Wikipedia (CC BY-SA 4.0).

Data: Wikipedia (English) (CC BY-SA 4.0). Retrieved 2026-10-22.

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