head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Practiced Mastery
Careful climbing execution and route planning where a single mistimed grab undoes everything.

Execution · Practiced Mastery
A time-manipulation shmup where bullet-weaving and managing the countdown timer are the twin execution demands.
Peak leans Execution (Practiced Mastery); Sine Mora EX leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Peak
Stamina-managed grip timing - one slipped input drops the whole climb
Sine Mora EX
Time-dilation shooting and evading patterns demand responsive aim
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Peak
Co-op against a mountain, no adaptive opponent
Sine Mora EX
No adaptive opponent; all patterns are scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Peak
Daily map rotation and item spawns shuffle each ascent
Sine Mora EX
Time penalties and power-up drops introduce run variability
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Peak
Routing the wall and rationing items decides summit attempts
Sine Mora EX
Optimal weapon usage and time extension routing are learnable
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.