head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is variance, and it is a single point.

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

Execution · Competitive PvP
A car-soccer game testing aerial control and prediction of human opponents.
Call of Duty: Black Ops leans Execution (Competitive PvP); Supersonic Acrobatic Rocket-Powered Battle-Cars leans Execution (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Black Ops
Gunfights hinge on aim and reaction speed
Supersonic Acrobatic Rocket-Powered Battle-Cars
Aerial car control and ball-striking precision is the lead
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Call of Duty: Black Ops
Reading human opponents' positioning and timing
Supersonic Acrobatic Rocket-Powered Battle-Cars
Predicting human opponents' positioning and rotations matters
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
Supersonic Acrobatic Rocket-Powered Battle-Cars
Little randomness in deterministic physics
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
Supersonic Acrobatic Rocket-Powered Battle-Cars
Boost management and rotation strategy form a real layer
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.
full breakdown
Call of Duty: Black Ops →
full breakdown
Supersonic Acrobatic Rocket-Powered Battle-Cars →