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.

Optimization · Pure Optimization
A real-time strategy-puzzle game about managing pikmin squads efficiently against the clock.

Optimization · Pure Optimization
A scripted RPG where pattern-learning and pacifist routing carry you.
Pikmin 3 Deluxe 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.
Pikmin 3 Deluxe
multitasking pikmin management under time pressure
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.
Pikmin 3 Deluxe
enemy AI scripted, not adaptive
Undertale
NPCs follow fixed dialogue trees, not adaptive
Pikmin 3 Deluxe leans a little harder on variance, though the gap is small.
Pikmin 3 Deluxe
hazard and enemy placement randomness minor
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.
Pikmin 3 Deluxe
day-planning and resource routing dominate
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.