head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is reads, and it is a single point.

Execution · Practiced Mastery
Prequel spectacle brawler notable for bolting a gladiatorial multiplayer arena onto Kratos combat.

Execution · Practiced Mastery
The saga's flashy conclusion sending Sora through Pixar and Disney worlds toward the Keyblade War.
God of War: Ascension 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.
God of War: Ascension
Tether grabs and elemental blade swaps reward dexterity
Kingdom Hearts III
Limit Cut bosses require sharp reactions
God of War: Ascension leans a little harder on reads, though the gap is small.
God of War: Ascension
Multiplayer arenas add real human opposition, lightly populated
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.
God of War: Ascension
Campaign is fully scripted spectacle
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.
God of War: Ascension
Elemental loadouts and MP builds are mappable
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.