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

Execution · Competitive PvP
The pioneering large-scale WWII shooter built on combined-arms map chaos.

Execution · Practiced Mastery
A near-future Call of Duty with squad-focused multiplayer and the Extinction mode.
Battlefield 1942 leans Execution (Competitive PvP); Call of Duty: Ghosts leans Execution (Practiced Mastery).
Call of Duty: Ghosts leans a little harder on execution, though the gap is small.
Battlefield 1942
Aim, vehicle handling, and leading shots matter.
Call of Duty: Ghosts
Fast time-to-kill rewards first-shot aim
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield 1942
Human teams adapt flanks and vehicle pushes.
Call of Duty: Ghosts
Outguessing human routes and peeks matters
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Battlefield 1942
64-player chaos and spawns add noise.
Call of Duty: Ghosts
Spawns and lobby matchups add noise
Call of Duty: Ghosts leans a little harder on optimization, though the gap is small.
Battlefield 1942
Map control and vehicle timing learnable.
Call of Duty: Ghosts
Loadout and map knowledge are solvable layers
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.