| Hand to the head | A foul under WKO rules — even a slight touch may bring hansoku | WT: a gam-jeom. ITF: permitted and scored |
| Kick to the head | Legal; scores only if it downs or visibly affects the opponent | WT: three points, six for a turning kick. ITF: two to five points depending on the kick |
| Punches | To the body, bare-knuckle, a primary weapon | WT: trunk only, one point. ITF: forefist and backfist to head or trunk, one point |
| Low kicks | Kicks to the thigh are central | WT: kicking below the waist is a gam-jeom. ITF: the legal target starts at the trunk |
| Equipment | WKO championship rules specify no hand or head protection; groin guard for men | WT: electronic trunk and head protectors, gloves, shin and forearm guards, mouthguard. ITF: 10 oz gloves, headgear, shin guards |
| How a bout is won | Ippon, two waza-ari, or referee decision on damage, technique and activity | WT: points, a 20-point gap, golden round, or ten gam-jeom. ITF: majority of corner referees |
| Grabbing | Tsukami and kakaekomi are fouls | WT: grabbing or pushing is a gam-jeom |