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

Execution · Pure Mechanics
A precision marble-rolling platformer focused on time trials.

Execution · Pure Mechanics
A brutal minimalist platformer where flipping gravity replaces jumping.
Marble It Up! Ultra 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.
Marble It Up! Ultra
precise marble physics control is everything
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.
Marble It Up! Ultra
no opponent, solo time-trial skill
VVVVVV
No opponent
Marble It Up! Ultra leans a little harder on variance, though the gap is small.
Marble It Up! Ultra
deterministic physics, minimal randomness
VVVVVV
Every hazard is fixed and visible
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Marble It Up! Ultra
route optimization for best times
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.