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

Execution · Pure Mechanics
A time-trial racer where flawless inputs over fixed tracks are everything.

Execution · Pure Mechanics
Shaving hundredths off deterministic tracks through near-perfect repeated inputs.
Trackmania leans Execution (Pure Mechanics); TrackMania Nations leans Execution (Pure Mechanics).
Trackmania leans a little harder on execution, though the gap is small.
Trackmania
Pure input precision over deterministic tracks defines everything.
TrackMania Nations
Hundredths-perfect inputs on fixed tracks are the entire game
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Trackmania
No opponent; ghost runs only.
TrackMania Nations
Ghost racing; rivals cannot affect your run
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Trackmania
Tracks are deterministic with zero randomness.
TrackMania Nations
Deterministic physics, identical track every attempt
Trackmania leans a little harder on optimization, though the gap is small.
Trackmania
Line optimization and shortcut discovery matter heavily.
TrackMania Nations
Discovering the theoretical ideal line is a solvable problem
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.