head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Practiced Mastery
An open-world samurai adventure trading honor for guerrilla tactics across feudal Tsushima.

Execution · Practiced Mastery
The saga's flashy conclusion sending Sora through Pixar and Disney worlds toward the Keyblade War.
Ghost of Tsushima leans Execution (Practiced Mastery); Kingdom Hearts III leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Ghost of Tsushima
Parry and stance timing carry duels and standoffs
Kingdom Hearts III
Limit Cut bosses require sharp reactions
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Ghost of Tsushima
Mongol AI is scripted, not adaptive
Kingdom Hearts III
All opposition is scripted spectacle
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Ghost of Tsushima
Encounters are largely deterministic
Kingdom Hearts III
Minimal hidden systems
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Ghost of Tsushima
Stance matchups, charms, and gear are solvable systems
Kingdom Hearts III
Attraction commands or boss study both 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.