head to head
Super Smash Bros. Melee asks more than WWE SmackDown vs. Raw 2011, and the gap is execution.

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
Reversal-timing duels where humans bait each other inside scripted spectacle.
Super Smash Bros. Melee leans Execution (Competitive PvP); WWE SmackDown vs. Raw 2011 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
WWE SmackDown vs. Raw 2011
Reversal timing windows reward practiced reactions
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
WWE SmackDown vs. Raw 2011
Versus humans, reversal baiting becomes a guessing duel
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
WWE SmackDown vs. Raw 2011
Momentum swings and AI quirks add mild chaos
Super Smash Bros. Melee leans clearly harder on optimization.
Super Smash Bros. Melee
Character matchup tiers and optimal movement routing are deeply studied
WWE SmackDown vs. Raw 2011
Move sets, match types and creation systems are learnable
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.