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 pure time-attack arcade racer testing flawless car control on precision platform tracks.

Execution · Pure Mechanics
A movement-shooter demanding near-perfect execution chains to maximise style rank against scripted but relentless enemies.
Trackmania Turbo leans Execution (Pure Mechanics); ULTRAKILL 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.
Trackmania Turbo
Platform-racer precision; every millisecond of input matters
ULTRAKILL
Style-ranked combat demands flawless movement, parries, and weapon-swap chains
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Trackmania Turbo
Ghost-only competition; no adaptive opponent
ULTRAKILL
All enemies are scripted; no adaptive human opponent exists
ULTRAKILL leans a little harder on variance, though the gap is small.
Trackmania Turbo
Deterministic tracks with no hidden randomness
ULTRAKILL
Enemy placement is fixed and fully readable after one pass
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Trackmania Turbo
Finding the fastest line and technique per track is fully solvable
ULTRAKILL
Weapon synergies and ranked-route planning form a deep solvable system
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.