King's Kung-Fu& Tai Chi

Boxing, punching bag, 120 b/min — calories at 300 lb (136 kg)

Boxing, punching bag, 120 b/min has a MET value of 8.5 (Compendium code 15115). For a person weighing 300 lb (136.1 kg):

DurationEstimated calories
10 minutes193 kcal
15 minutes289 kcal
20 minutes386 kcal
30 minutes578 kcal
45 minutes867 kcal
60 minutes1157 kcal
90 minutes1735 kcal
120 minutes2313 kcal

calories = 8.5 METs × 136.1 kg × hours. Estimates only.

Other activities at 300 lb (per hour)

Other weights: 280 lb · 290 lb · all weights

Data: Adult Compendium of Physical Activities (2024) (Free to use, including commercially, with citation; MET values unchanged (terms on pacompendium.com)). Retrieved 2026-10-22.