head to head
Super Smash Bros. Melee asks more than Call of Duty: Mobile, and the gap is reads.

Execution · Competitive PvP
Mobile shooter execution with human prediction, plus loot variance in battle royale.

Execution · Competitive PvP
A platform fighter with one of the highest execution ceilings in any competitive game, layered on top of deep human reads.
Call of Duty: Mobile leans Execution (Competitive PvP); Super Smash Bros. Melee leans Execution (Competitive PvP).
Super Smash Bros. Melee leans clearly harder on execution.
Call of Duty: Mobile
Touch or controller aim and movement decide gunfights
Super Smash Bros. Melee
Wavedashing, L-cancels, and tech-chasing set an extreme physical ceiling
Super Smash Bros. Melee leans clearly harder on reads.
Call of Duty: Mobile
Human lobbies adapt rotations and peeks each match
Super Smash Bros. Melee
Reading DI choices and opponent adaptive habits is constant and non-convergent
Call of Duty: Mobile leans a little harder on variance, though the gap is small.
Call of Duty: Mobile
Battle royale drops and loot add run-to-run randomness
Super Smash Bros. Melee
Stage hazard RNG and spawn positions add marginal chaos
Super Smash Bros. Melee leans clearly harder on optimization.
Call of Duty: Mobile
Loadout meta and map spawn knowledge reward study
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.