What percentage of UFC fights end in a knockout?
33% of UFC fights end in a knockout or TKO. Another 18% end in a submission, which means roughly 51% of all fights are finished before the final bell, and about half go to the judges.
But "the UFC" is really eleven different sports stacked in a trench coat, and the knockout rate more than triples depending on which one you are watching.
Light Heavyweight is the knockout capital of the promotion: 51% of its fights end in a KO or TKO, close to a coin flip that any given fight ends with someone unconscious. It is simple physics. The heaviest athletes hit the hardest, and defense cannot fully cover for a chin that has to absorb 260 pounds behind a punch.
Women's Bantamweight sits at the opposite pole, with a KO rate of just 16% and 64% of fights going the distance. These are the technicians' divisions, where speed, volume and cardio decide fights that the smaller gloves rarely end early. If you want highlight-reel finishes, watch the big men. If you want a 25-minute clinic, watch the little ones.
Every number here comes from our own fight database: 3,144 UFC fights since June 2020, scraped from the official statistics and rebuilt nightly. We compute rates across all qualifying fights, never a cherry-picked window. Small splits are noted where they matter. This is descriptive history, not a prediction, and it updates on its own.
Last recomputed August 22, 2026.