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

Execution · Grand Arena
Team hero shooter blending FPS mechanics with ability economy mind games.

Execution · Competitive PvP
Milsim 50v50 team-tactical shooter.
Overwatch leans Execution (Grand Arena); Squad 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.
Overwatch
Hero aim, movement, and ability timing
Squad
Bullet drop, sway, suppression test aim
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Overwatch
Ult tracking, flanks, and baiting human teams
Squad
Squad tactics versus humans demand prediction
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Overwatch
Minor spread and matchmaking noise
Squad
Minimal RNG, comm-driven outcomes
Overwatch leans a little harder on optimization, though the gap is small.
Overwatch
Team comps, ult economy, and positioning theory
Squad
Logistics, FOB placement, kit choice deep
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.