head to head
TrackMania 2: Stadium asks more than Gran Turismo 2, and the gap is execution.

Execution · Practiced Mastery
The PS1 driving opus where picking and tuning the right car for each event matters as much as driving it.

Execution · Pure Mechanics
Grinding deterministic tracks for the perfect line and the flawless run.
Gran Turismo 2 leans Execution (Practiced Mastery); TrackMania 2: Stadium leans Execution (Pure Mechanics).
TrackMania 2: Stadium leans clearly harder on execution.
Gran Turismo 2
Clean braking and lines matter, aided by forgiving AI.
TrackMania 2: Stadium
Perfect inputs ARE the game - hundredths decide leaderboards
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Gran Turismo 2
Rolling-start AI follows fixed pace scripts.
TrackMania 2: Stadium
Ghost racing - opponents never interact with your run
Gran Turismo 2 leans a little harder on variance, though the gap is small.
Gran Turismo 2
Used car lot rotation is minor randomness.
TrackMania 2: Stadium
Fully deterministic physics, identical track every attempt
Gran Turismo 2 leans a little harder on optimization, though the gap is small.
Gran Turismo 2
Car selection, tuning and prize-money routing dominate the career.
TrackMania 2: Stadium
Finding the optimal racing line is half the hunt
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.