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
The second Versus-series crossover, escalating tag-team chaos with assists and screen-filling supers.

Execution · Grand Arena
Team hero shooter blending FPS mechanics with ability economy mind games.
Marvel Super Heroes vs. Street Fighter leans Execution (Competitive PvP); Overwatch leans Execution (Grand Arena).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel Super Heroes vs. Street Fighter
Long air chains, assists, and infinites set a high physical bar.
Overwatch
Hero aim, movement, and ability timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel Super Heroes vs. Street Fighter
Tag and assist mixups against adapting humans drive wins.
Overwatch
Ult tracking, flanks, and baiting human teams
Overwatch leans a little harder on variance, though the gap is small.
Marvel Super Heroes vs. Street Fighter
Deterministic chaos; everything visible.
Overwatch
Minor spread and matchmaking noise
Overwatch leans a little harder on optimization, though the gap is small.
Marvel Super Heroes vs. Street Fighter
Team synergy and touch-of-death routes are deeply solvable.
Overwatch
Team comps, ult economy, and positioning theory
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.