José Aldo
Kamaru Usman
Stat by stat
Bars are scaled to the leader in this list.
The verdict
José Aldo leads 3 of 4 categories. Our all-time ranking places José Aldo at #8 and Kamaru Usman at #9.
The case for José Aldo
The greatest featherweight of all time, Aldo went undefeated for roughly a decade — an 18-fight win streak from 2005 to 2015 — while reigning as WEC and then inaugural UFC featherweight champion. His leg kicks were the most feared in the sport, memorably crumpling Urijah Faber and reducing opponents to hobbling targets, and he paired them with sharp boxing and elite takedown defense. He defended the featherweight crown repeatedly against the division's best before Conor McGregor stunned him with a 13-second knockout at UFC 194 in 2015, one of the most shocking moments in MMA history. He rebuilt himself as a top bantamweight contender in his thirties, challenging for that title too, and retired from MMA around 31-8. For pure divisional dominance over a sustained period, few careers rival his prime.
The case for Kamaru Usman
'The Nigerian Nightmare' built one of the most dominant welterweight reigns in history on a base of relentless, high-level wrestling that evolved into genuine knockout power. He put together a 15-fight UFC winning streak — among the longest ever — and won the welterweight title from Tyron Woodley at UFC 235 in 2019, then defended it five times. He beat Colby Covington twice in grueling wars, avenged an early loss to Jorge Masvidal with a highlight-reel knockout, and outpointed Gilbert Burns and Leon Edwards. His reign ended dramatically when Edwards landed a head kick with under a minute left in their UFC 278 rematch in 2022, erasing a fight Usman was winning. He sits around 20-4, a wrestler who became a finisher and headlined the sport's African golden age alongside Israel Adesanya and Francis Ngannou.