head to head
Gran Turismo 7 asks more than Grand Theft Auto: San Andreas, and the gap is execution.

Execution · Practiced Mastery
A simulation racer where tuning and clean laps dominate the podium.

Optimization · Practiced Mastery
A sprawling open-world crime epic with RPG-style character stats across a whole state.
Gran Turismo 7 leans Execution (Practiced Mastery); Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery).
Gran Turismo 7 leans clearly harder on execution.
Gran Turismo 7
Braking points and throttle modulation define lap times.
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Gran Turismo 7 leans a little harder on reads, though the gap is small.
Gran Turismo 7
AI is scripted; online drivers offer minor adaptation.
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Gran Turismo 7
Tire wear and weather add modest randomness.
Grand Theft Auto: San Andreas
Territory wars and traffic add light randomness
Gran Turismo 7 leans clearly harder on optimization.
Gran Turismo 7
Car setup, tuning, and pit strategy heavily decisive.
Grand Theft Auto: San Andreas
Stats, gym, weapon skill, and routes reward systematic play
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.