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

Optimization · Pure Optimization
An action-ATB JRPG about stagger setups and materia loadout planning.

Optimization · Pure Optimization
A scripted RPG where pattern-learning and pacifist routing carry you.
Final Fantasy VII Remake leans Optimization (Pure Optimization); Undertale leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy VII Remake
Action timing matters but ATB pause forgives sloppy play.
Undertale
Bullet-hell dodging in scripted patterns
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy VII Remake
Bosses use scripted phases; no genuine adaptation.
Undertale
NPCs follow fixed dialogue trees, not adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy VII Remake
Minor drop and materia growth randomness.
Undertale
Minimal randomness in encounters
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Final Fantasy VII Remake
Materia loadouts and stagger windows are deeply solvable.
Undertale
Learning fixed boss patterns and mercy routes wins
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.