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
The current entry in the officially licensed Formula 1 racing simulation series.

Execution · Practiced Mastery
Simulation driving precision paired with a deep, solvable tuning and setup layer.
F1 25 leans Execution (Practiced Mastery); Gran Turismo 5 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.
F1 25
precise braking, throttle, and racing lines
Gran Turismo 5
Simulation-grade car control and braking precision lead everything
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
F1 25
minor multiplayer positioning reads
Gran Turismo 5
AI fields are predictable; online racing stays positional
F1 25 leans a little harder on variance, though the gap is small.
F1 25
weather and safety-car randomness
Gran Turismo 5
Tracks and physics are deterministic
Gran Turismo 5 leans a little harder on optimization, though the gap is small.
F1 25
strategy, tire, and setup optimization
Gran Turismo 5
Tuning setups, gear ratios and license-test lines are deeply 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.