head to head
Call of Duty: Black Ops asks more than Star Wars: Battlefront II, and the gap is execution.

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

Execution · Competitive PvP
Large-battle aim and positioning with light prediction against human players.
Call of Duty: Black Ops leans Execution (Competitive PvP); Star Wars: Battlefront II 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
Star Wars: Battlefront II
Aimbot dominates infantry fights and starfighter dogfights
Call of Duty: Black Ops leans clearly harder on reads.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Star Wars: Battlefront II
Human opponents in multiplayer create modest prediction play
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Black Ops
Spawns, care packages, zombies RNG
Star Wars: Battlefront II
Spawns, vehicle availability and hero pickups add chaos
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
Star Wars: Battlefront II
Class choice and map control reward learned plans
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.