head to head
Grand Theft Auto V asks more than Driv3r, and the gap is reads.

Execution · Practiced Mastery
White-knuckle chase driving and route memorisation through punishing scripted missions.

Execution · Practiced Mastery
Sandbox crime playground spanning shooting, driving, and a persistent online economy.
Driv3r leans Execution (Practiced Mastery); Grand Theft Auto V leans Execution (Practiced Mastery).
Driv3r leans a little harder on execution, though the gap is small.
Driv3r
Unforgiving chase driving and clunky on-foot shooting demand control
Grand Theft Auto V
Driving and shooting demand decent inputs.
Grand Theft Auto V leans clearly harder on reads.
Driv3r
Pursuers follow fixed AI logic
Grand Theft Auto V
Online PvP exists but mostly gear/positioning, not modeling.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Driv3r
Traffic adds noise to chases, missions are scripted
Grand Theft Auto V
Some mission and lobby randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Driv3r
Memorising city routes and mission scripts carries completion
Grand Theft Auto V
Heists, money loops, builds learnable.
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.