head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Execution · Practiced Mastery
Wrestling awkward scripted brawling controls through fixed, memorisable stages.

Execution · Pure Mechanics
Spectacle hack-and-slash where reflexes and combo flow drive every fight.
Batman Forever leans Execution (Practiced Mastery); God of War III leans Execution (Pure Mechanics).
God of War III leans a little harder on execution, though the gap is small.
Batman Forever
Clunky fighting-game inputs gate basic brawling moves
God of War III
Combo execution and QTE timing carry combat.
God of War III leans a little harder on reads, though the gap is small.
Batman Forever
Enemies run fixed scripts with no adaptation
God of War III
Bosses fully scripted spectacle.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Batman Forever
Stages and spawns are identical every playthrough
God of War III
Almost no randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Batman Forever
Learning the awkward training-required moves and level routes
God of War III
Upgrade paths short and obvious.
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.