Weight Divisions

Division/Class
Stone kg Pounds
Minimumweight (WBC/WBA/IBF)
Mini Flyweight (WBO)
7½ st 47,627 kg 105 lbs
Light Flyweight
Junior Flyweight
7st 10 lbs 48,988 kg 108 lbs
Flyweight (All four) 8 st 50,802 kg 112 lbs
Super Flyweight
Jr Bantamweight
8 st 3 lbs 52,163 kg 115 lbs
Bantamweight 8 st 6 lbs 53,525 kg 118 lbs
Super Bantamweight
Jr Featherweight
8 st 10 lbs 55,225 kg 122 lbs
Featherweight 9 st 57,153 kg 126 lbs
Super Featherweight
Jr Lightweight
9 st 4 lbs 58,967 kg 130 lbs
Lightweight 9 st 9 lbs 61,235 kg 135 lbs
Super Lightweight
Jr Welterweight
10 st 63,503 kg 140 lbs
Welterweight 10½ st 66,678 kg 147 lbs
Super Welterweight
Jr Middleweight
11 st 69,85 kg 154 lbs
Middleweight 11 st 6 lbs 72,574 kg 160 lbs
Super Middleweight 12 st 76,203 kg 168 lbs
Light Heavyweight 12½ st 79,378 kg 175 lbs
Cruiserweight
Jr Heavyweight
14 st 4 lbs 90,892 kg 200 lbs
Heavyweight > 14 st 4 lbs > 90,892 kg > 200 lbs