head to head
Super Smash Bros. Melee asks more than UEFA Euro 2008, and the gap is reads.

Execution · Competitive PvP
A platform fighter with one of the highest execution ceilings in any competitive game, layered on top of deep human reads.

Execution · Competitive PvP
Stick-skill football execution with opponent prediction in versus play.
Super Smash Bros. Melee leans Execution (Competitive PvP); UEFA Euro 2008 leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
Super Smash Bros. Melee
Wavedashing, L-cancels, and tech-chasing set an extreme physical ceiling
UEFA Euro 2008
Pass timing, dribbling and finishing decide matches
Super Smash Bros. Melee leans clearly harder on reads.
Super Smash Bros. Melee
Reading DI choices and opponent adaptive habits is constant and non-convergent
UEFA Euro 2008
Versus humans, baiting tackles and disguising attacks matters
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
UEFA Euro 2008
Bounces and deflections add football's usual noise
Super Smash Bros. Melee leans clearly harder on optimization.
Super Smash Bros. Melee
Character matchup tiers and optimal movement routing are deeply studied
UEFA Euro 2008
Formations and squad selection sit underneath
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.