head to head
Super Smash Bros. Melee asks more than FIFA Soccer 13, and the gap is execution.

Execution · Competitive PvP
Stick-skill football against human opponents whose habits must be read.

Execution · Competitive PvP
A platform fighter with one of the highest execution ceilings in any competitive game, layered on top of deep human reads.
FIFA Soccer 13 leans Execution (Competitive PvP); Super Smash Bros. Melee leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
FIFA Soccer 13
Ball control and finishing inputs decide moments
Super Smash Bros. Melee
Wavedashing, L-cancels, and tech-chasing set an extreme physical ceiling
Super Smash Bros. Melee leans clearly harder on reads.
FIFA Soccer 13
Online humans keep adjusting their patterns
Super Smash Bros. Melee
Reading DI choices and opponent adaptive habits is constant and non-convergent
FIFA Soccer 13 leans a little harder on variance, though the gap is small.
FIFA Soccer 13
First-touch randomness and deflections add chaos
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
Super Smash Bros. Melee leans clearly harder on optimization.
FIFA Soccer 13
Tactics and squad setup are a studied layer
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.