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.

Reads · Competitive PvP
A 2v2 platform fighter where team coordination and reading two opponents simultaneously add a unique adaptive layer.

Reads · Competitive PvP
A platform fighter where edgeguards turn on reading the opponent.
MultiVersus leans Reads (Competitive PvP); Super Smash Bros. Ultimate leans Reads (Competitive PvP).
Super Smash Bros. Ultimate leans a little harder on execution, though the gap is small.
MultiVersus
2v2 cooperative combos and projectile timing require coordination
Super Smash Bros. Ultimate
Tech skill, edgeguards, and DI are mechanically heavy.
Super Smash Bros. Ultimate leans a little harder on reads, though the gap is small.
MultiVersus
Team-based opponent modelling and 2v2 read calls are constant
Super Smash Bros. Ultimate
Adaptive opponents drive ledge and platform mind games.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
MultiVersus
Stage hazards add marginal RNG
Super Smash Bros. Ultimate
Stage hazards and items if enabled.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
MultiVersus
Team composition synergy and character tier selection reward study
Super Smash Bros. Ultimate
Matchup knowledge and kill confirms are learnable.
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.