Amateur boxing is the form seen in the Olympics, at the university level and at regional competitions such as the Commonwealth Games. While professional boxing weight classes are not consistent throughout the various organised boxing leagues, amateur boxing features the same 11 classes at every level.
Boxers up to 48.1 kg (106 lbs).
Boxers heavier than light flyweight, up to 50.8 kg (112 lbs).
Boxers heavier than flyweight, up to 54 kg (119 lbs).
Boxers heavier than bantamweight, up to 56.7 kg (125 lbs).
Boxers heavier than featherweight, up to 59.9 kg (132 lbs).
Boxers heavier than lightweight, up to 64 kg (141 lbs).
Boxers heavier than light welterweight, up to 68.9 kg (152 lbs).
Boxers heavier than welterweight, up to 74.8 kg (165 lbs).
Boxers heavier than middleweight, up to 80.7 kg (178 lbs).
Boxers heavier than light heavyweight, up to 90.7 kg (200 lbs).
Boxers heavier than heavyweight, or 91.2kg (201 lbs) and up.