head to head
Super Smash Bros. Melee asks more than EA Sports UFC 4, and the gap is execution.

Execution · Competitive PvP
MMA fighting sim where feints and stamina discipline decide layered striking and grappling exchanges.

Execution · Competitive PvP
A platform fighter with one of the highest execution ceilings in any competitive game, layered on top of deep human reads.
EA Sports UFC 4 leans Execution (Competitive PvP); Super Smash Bros. Melee leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
EA Sports UFC 4
Strike timing, head movement, and grapple inputs
Super Smash Bros. Melee
Wavedashing, L-cancels, and tech-chasing set an extreme physical ceiling
Super Smash Bros. Melee leans clearly harder on reads.
EA Sports UFC 4
Feinting and baiting adaptive human opponents
Super Smash Bros. Melee
Reading DI choices and opponent adaptive habits is constant and non-convergent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
EA Sports UFC 4
Little hidden information in the octagon
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
Super Smash Bros. Melee leans a little harder on optimization, though the gap is small.
EA Sports UFC 4
Stamina management and matchup game-planning
Super Smash Bros. Melee
Character matchup tiers and optimal movement routing are deeply studied
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.