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

Optimization · Pure Optimization
A cooperative puzzle game where players snip each other's paper characters into useful shapes.

Optimization · Pure Optimization
A scripted RPG where pattern-learning and pacifist routing carry you.
Snipperclips leans Optimization (Pure Optimization); Undertale leans Optimization (Pure Optimization).
Undertale leans a little harder on execution, though the gap is small.
Snipperclips
Cutting precise shapes takes some manual finesse
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.
Snipperclips
Partners cooperate rather than oppose you
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.
Snipperclips
Puzzles are fixed and fully visible
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.
Snipperclips
Each puzzle has discoverable shape solutions
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.