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 · Practiced Mastery
Hardcore racing sim where execution is everything.

Execution · Practiced Mastery
A multi-class racer where execution ceiling and setup mastery meet dynamic weather strategy.
Assetto Corsa leans Execution (Practiced Mastery); Project CARS 2 leans Execution (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Assetto Corsa
Demanding wheel control, braking, throttle precision
Project CARS 2
Car-specific handling quirks demand high-precision inputs
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Assetto Corsa
Light online wheel-to-wheel reads
Project CARS 2
Multiplayer racing involves moderate opponent anticipation
Project CARS 2 leans a little harder on variance, though the gap is small.
Assetto Corsa
Tire and track temp variance
Project CARS 2
Dynamic weather and road conditions introduce real unknowns
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Assetto Corsa
Setup tuning, car-track combo mastery
Project CARS 2
Setup depth and wet-weather strategy are fully solvable
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.