Can a light weight boxer beat a heavy weight boxer?

You have to remember that in pro boxing, there's no threshold for quality. The literally lowest-ranked heavyweight boxer would have never won a fight and probably would have lost quite a few. He's probably got no skill or training whatsoever, and is at best a hobbyist in the sport. read more

A skilled boxer of a lighter weight -- even as low as say 118 lbs, can beat a poor heavyweight. I've seen it happen many times in the gym. Most commissions prevent such mismatches in weight, but it is not impossible. read more

Additionally, punches can't be measured in strictly linear terms, so evaluating mass and acceleration exclusively won't give you an accurate measure of how hard a fighter can punch. Generally-speaking, a heavyweight fighter with twice the mass of a lightweight won't hit harder if the lightweight punches twice as fast. read more

Best Answer: It is possible, but if both are skillful in the same arts, it is far more likely that the heavyweight would win. The same questions could be applied to weightlifters: a 150 lb., weightlifter could be stronger than a 250 lb., man - but a 150 lb. weightlifter and a 250 lb. weightlifter training for the same lifts would likely end up with the 250 lb. man lifting more weight. read more