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 · Practiced Mastery
Neon top-down massacre where each floor is a one-mistake execution puzzle.

Execution · Practiced Mastery
A Cave bullet hell demanding the highest execution ceiling of any mainstream shmup, with a rank system that punishes passivity.
Hotline Miami leans Execution (Practiced Mastery); Mushihimesama leans Execution (Practiced Mastery).
Mushihimesama leans a little harder on execution, though the gap is small.
Hotline Miami
One-hit-death rooms demand flawless fast inputs
Mushihimesama
Ultra Maniac difficulty requires inhuman movement precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Hotline Miami
Enemies are dumb scripted reactors
Mushihimesama
All bullet patterns are scripted Cave bullet-hell formations
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Hotline Miami
Slight enemy behavior wobble between restarts
Mushihimesama
Rank system alters bullet speed based on play style
Mushihimesama leans a little harder on optimization, though the gap is small.
Hotline Miami
Route planning and mask choice per floor
Mushihimesama
Shot type selection, rank management, and scoring routes are 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.