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

Execution · Pure Mechanics
A tilt-control balance game about rolling precisely through floating mazes.

Execution · Pure Mechanics
Brutal rhythm-violence game where perfect timing on a screaming track is all that exists.
Super Monkey Ball 3D leans Execution (Pure Mechanics); Thumper 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.
Super Monkey Ball 3D
Precise tilt control under gravity is the entire test
Thumper
Split-second rhythm inputs at speed are the entire test
Super Monkey Ball 3D leans a little harder on reads, though the gap is small.
Super Monkey Ball 3D
Solo stages, no opponent to predict
Thumper
No opponent, only the track
Super Monkey Ball 3D leans a little harder on variance, though the gap is small.
Super Monkey Ball 3D
Levels are fixed with little randomness
Thumper
Tracks are fixed and learnable
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Super Monkey Ball 3D
Optimal lines through mazes reward route learning
Thumper
Memorizing patterns and scoring lines helps mastery
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.