head to head
Neither is simply harder - they are hard in different places. Grand Theft Auto V demands more reads; Rochard demands more optimization.

Execution · Practiced Mastery
Sandbox crime playground spanning shooting, driving, and a persistent online economy.

Optimization · Practiced Mastery
Solving fixed gravity-manipulation puzzles with light physics platforming.
Grand Theft Auto V leans Execution (Practiced Mastery); Rochard leans Optimization (Practiced Mastery).
Grand Theft Auto V leans a little harder on execution, though the gap is small.
Grand Theft Auto V
Driving and shooting demand decent inputs.
Rochard
Light platforming and aimed throws, rarely demanding
Grand Theft Auto V leans clearly harder on reads.
Grand Theft Auto V
Online PvP exists but mostly gear/positioning, not modeling.
Rochard
Guards follow simple scripts, never adapt
Grand Theft Auto V leans a little harder on variance, though the gap is small.
Grand Theft Auto V
Some mission and lobby randomness.
Rochard
Puzzle rooms are fixed and visible
Rochard leans clearly harder on optimization.
Grand Theft Auto V
Heists, money loops, builds learnable.
Rochard
Gravity-manipulation puzzles each have a findable solution
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.