head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is optimization, and it is a single point.

Execution · Pure Mechanics
Strict one-button rhythm game where two orbiting planets must hit every beat exactly.

Execution · Pure Mechanics
A brutal minimalist platformer where flipping gravity replaces jumping.
A Dance of Fire and Ice leans Execution (Pure Mechanics); VVVVVV leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
A Dance of Fire and Ice
One-button precision timing with zero forgiveness
VVVVVV
Pixel-perfect gravity flips through spike gauntlets
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
A Dance of Fire and Ice
No opponent, just the track
VVVVVV
No opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
A Dance of Fire and Ice
Completely deterministic patterns
VVVVVV
Every hazard is fixed and visible
VVVVVV leans a little harder on optimization, though the gap is small.
A Dance of Fire and Ice
Learning the rhythm map is quick, executing it isn't
VVVVVV
Routes are short and obvious; execution is everything
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.