head to head
Madden Football 64 asks more than Grand Theft Auto V, and the gap is reads.

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

Execution · Practiced Mastery
A football sim testing play execution and play-calling prediction against opponents.
Grand Theft Auto V leans Execution (Practiced Mastery); Madden Football 64 leans Execution (Practiced Mastery).
Madden Football 64 leans a little harder on execution, though the gap is small.
Grand Theft Auto V
Driving and shooting demand decent inputs.
Madden Football 64
Throw and run timing decides plays in real time
Madden Football 64 leans clearly harder on reads.
Grand Theft Auto V
Online PvP exists but mostly gear/positioning, not modeling.
Madden Football 64
Human opponents disguise plays, demanding prediction
Madden Football 64 leans a little harder on variance, though the gap is small.
Grand Theft Auto V
Some mission and lobby randomness.
Madden Football 64
Catch and fumble outcomes carry simulated randomness
Madden Football 64 leans clearly harder on optimization.
Grand Theft Auto V
Heists, money loops, builds learnable.
Madden Football 64
Playbook, audibles and roster tactics run deep
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.