head to head
Grand Theft Auto V asks more than Concrete Genie, and the gap is execution.

Optimization · Practiced Mastery
Gentle adventure about painting living murals to revive a polluted town.

Execution · Practiced Mastery
Sandbox crime playground spanning shooting, driving, and a persistent online economy.
Concrete Genie leans Optimization (Practiced Mastery); Grand Theft Auto V leans Execution (Practiced Mastery).
Grand Theft Auto V leans clearly harder on execution.
Concrete Genie
Light painting motions and gentle platforming
Grand Theft Auto V
Driving and shooting demand decent inputs.
Grand Theft Auto V leans clearly harder on reads.
Concrete Genie
No adversary; bullies are scripted scenes
Grand Theft Auto V
Online PvP exists but mostly gear/positioning, not modeling.
Grand Theft Auto V leans a little harder on variance, though the gap is small.
Concrete Genie
Little hidden beyond exploration
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.
Concrete Genie
Finding paintable walls and puzzle solutions
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.