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

Execution · Competitive PvP
A test of precise inputs and constant human prediction across a fixed roster of matchup puzzles.
Marvel Super Heroes vs. Street Fighter leans Execution (Competitive PvP); Street Fighter II: The World Warrior leans Execution (Competitive PvP).
Street Fighter II: The World Warrior leans a little harder on execution, though the gap is small.
Marvel Super Heroes vs. Street Fighter
Long air chains, assists, and infinites set a high physical bar.
Street Fighter II: The World Warrior
Frame-precise inputs and combo timing define every matchup
Street Fighter II: The World Warrior leans a little harder on reads, though the gap is small.
Marvel Super Heroes vs. Street Fighter
Tag and assist mixups against adapting humans drive wins.
Street Fighter II: The World Warrior
Predicting human opponent's next move is constant and non-convergent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel Super Heroes vs. Street Fighter
Deterministic chaos; everything visible.
Street Fighter II: The World Warrior
No meaningful RNG; match outcomes are skill-determined
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Marvel Super Heroes vs. Street Fighter
Team synergy and touch-of-death routes are deeply solvable.
Street Fighter II: The World Warrior
Character matchups and punish routes are learnable but not fully solvable
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
Marvel Super Heroes vs. Street Fighter →
full breakdown
Street Fighter II: The World Warrior →