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.

Execution · Pure Mechanics
A deterministic precision platformer about executing pixel-perfect dash routes.

Execution · Pure Mechanics
A horizontal shoot-em-up built around time manipulation and bullet-hell dodging.
Celeste leans Execution (Pure Mechanics); Sine Mora leans Execution (Pure Mechanics).
Celeste leans a little harder on execution, though the gap is small.
Celeste
Pixel-perfect dashes and wavedashes are the entire skill.
Sine Mora
precise bullet-hell dodging is the whole test
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Celeste
No opponent; level hazards are fully scripted.
Sine Mora
scripted enemy patterns, not adaptive
Sine Mora leans a little harder on variance, though the gap is small.
Celeste
Zero randomness; every screen is deterministic.
Sine Mora
minimal randomness in patterns
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Celeste
Route choice and tech selection are learnable but light.
Sine Mora
time-manipulation and route memorization
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.