head to head
Call of Duty: Black Ops asks more than Bleach: Rebirth of Souls, and the gap is variance.

Execution · Competitive PvP
An anime arena fighter testing reactions and reading human mixups.

Execution · Competitive PvP
Cold War-era shooter pairing twitch multiplayer with the cult Zombies mode.
Bleach: Rebirth of Souls leans Execution (Competitive PvP); Call of Duty: Black Ops leans Execution (Competitive PvP).
Call of Duty: Black Ops leans a little harder on execution, though the gap is small.
Bleach: Rebirth of Souls
Reaction speed and combo timing gate versus play
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Bleach: Rebirth of Souls
Human opponents mix up reversals and baits
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Call of Duty: Black Ops leans clearly harder on variance.
Bleach: Rebirth of Souls
Nothing meaningful is random between rounds
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Call of Duty: Black Ops leans a little harder on optimization, though the gap is small.
Bleach: Rebirth of Souls
Character matchups and kikon routes are labbed knowledge
Call of Duty: Black Ops
Class builds, map control, zombies routing
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.