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
Mid-tier platforming precision through fixed, frequently janky levels.

Execution · Practiced Mastery
Classic action execution through fixed levels and scripted boss patterns.
Crash Twinsanity leans Execution (Practiced Mastery); Spider-Man 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.
Crash Twinsanity
Crash-standard jump precision, loosened by janky physics
Spider-Man
Swinging, combat and timed escapes need real dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Crash Twinsanity
Cortex and enemies are comedy scripts, not minds
Spider-Man
Villains repeat fixed boss patterns
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Crash Twinsanity
Fixed levels; only glitches surprise
Spider-Man
Level events are scripted and quickly known
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Crash Twinsanity
Crystal and gem routing is straightforward once learned
Spider-Man
Boss patterns and level routes are fully 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.