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
The free fan-made Guitar Hero engine where competitive charting and scoring live on.

Execution · Pure Mechanics
A demanding return to classic Crash platforming.
Clone Hero leans Execution (Pure Mechanics); Crash Bandicoot 4: It's About Time leans Execution (Pure Mechanics).
Clone Hero leans a little harder on execution, though the gap is small.
Clone Hero
Community charts push fretting speed past official games
Crash Bandicoot 4: It's About Time
Brutal platforming with precise crate timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Clone Hero
Charts are static
Crash Bandicoot 4: It's About Time
Scripted bosses
Crash Bandicoot 4: It's About Time leans a little harder on variance, though the gap is small.
Clone Hero
Fully deterministic
Crash Bandicoot 4: It's About Time
Deterministic levels
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Clone Hero
Star power path calculation is a science
Crash Bandicoot 4: It's About Time
N. Verted and flashback routing
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.