head to head
Call of Duty: Black Ops asks more than FIFA Soccer 06, and the gap is execution.

Execution · Competitive PvP
Cold War-era shooter pairing twitch multiplayer with the cult Zombies mode.

Execution · Competitive PvP
Timing on the ball and outguessing the opposing player's tactics.
Call of Duty: Black Ops leans Execution (Competitive PvP); FIFA Soccer 06 leans Execution (Competitive PvP).
Call of Duty: Black Ops leans clearly harder on execution.
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
FIFA Soccer 06
First-touch control and shot timing decide chances
Call of Duty: Black Ops leans clearly harder on reads.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
FIFA Soccer 06
Human opponents vary attack patterns and bait tackles
Call of Duty: Black Ops leans a little harder on variance, though the gap is small.
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
FIFA Soccer 06
Bounces and keeper spills inject small randomness
Call of Duty: Black Ops leans a little harder on optimization, though the gap is small.
Call of Duty: Black Ops
Class builds, map control, zombies routing
FIFA Soccer 06
Squad selection and tactics reward preparation
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.