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.

Reads · Competitive PvP
Directional melee fighter with deep mixups.

Reads · Competitive PvP
A platform fighter where edgeguards turn on reading the opponent.
For Honor leans Reads (Competitive PvP); Super Smash Bros. Ultimate leans Reads (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
For Honor
Direction-based attacks need fast inputs
Super Smash Bros. Ultimate
Tech skill, edgeguards, and DI are mechanically heavy.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
For Honor
Mixups versus parries are pure reads
Super Smash Bros. Ultimate
Adaptive opponents drive ledge and platform mind games.
For Honor leans a little harder on variance, though the gap is small.
For Honor
Revenge build and ganks add swings
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.
For Honor
Hero kits and feat builds tuned
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.