head to head
Super Smash Bros. Melee asks more than EA Sports UFC 5, and the gap is execution.

Execution · Competitive PvP
Striking execution and constant human mix-up prediction across MMA phases.

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 5 leans Execution (Competitive PvP); Super Smash Bros. Melee leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
EA Sports UFC 5
Strike timing, head movement and transition denial demand hands
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 5
Out-guessing a human's strike-grapple mix is the core duel
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 5
Damage events and doctor stoppages add chaos
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 5
Stamina math and matchup study underpin the meta
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.