head to head
Call of Duty: Modern Warfare 2 asks more than EA Sports FC 26, and the gap is execution.

Execution · Competitive PvP
Blockbuster 2009 sequel famous for killstreak chains and frantic multiplayer.

Execution · Competitive PvP
Stick-skill football where outguessing human opponents matters as much as mechanics.
Call of Duty: Modern Warfare 2 leans Execution (Competitive PvP); EA Sports FC 26 leans Execution (Competitive PvP).
Call of Duty: Modern Warfare 2 leans clearly harder on execution.
Call of Duty: Modern Warfare 2
Fast time-to-kill rewards raw aim and reflex
EA Sports FC 26
Dribbling, skill moves and finishing need precise stick work
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 2
Outguessing human rotations and flanks
EA Sports FC 26
Online matches hinge on baiting and predicting human defenders
EA Sports FC 26 leans a little harder on variance, though the gap is small.
Call of Duty: Modern Warfare 2
Spawn flips and killstreak randomness
EA Sports FC 26
Deflections, ref calls and Ultimate Team packs add randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Modern Warfare 2
Killstreak economy, loadout and map knowledge
EA Sports FC 26
Squad building, tactics and meta mechanics reward study
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.