head to head
Kingdom Hearts: Chain of Memories asks more than Grand Theft Auto: San Andreas, and the gap is variance.

Optimization · Practiced Mastery
A sprawling open-world crime epic with RPG-style character stats across a whole state.

Optimization · Practiced Mastery
A card-driven retelling where Sora battles through Castle Oblivion using real-time deck combat.
Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery); Kingdom Hearts: Chain of Memories leans Optimization (Practiced Mastery).
Kingdom Hearts: Chain of Memories leans a little harder on execution, though the gap is small.
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Kingdom Hearts: Chain of Memories
Real-time card play needs quick hands
Kingdom Hearts: Chain of Memories leans a little harder on reads, though the gap is small.
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Kingdom Hearts: Chain of Memories
Boss decks are fixed, not adaptive
Kingdom Hearts: Chain of Memories leans clearly harder on variance.
Grand Theft Auto: San Andreas
Territory wars and traffic add light randomness
Kingdom Hearts: Chain of Memories
Card draws and sleights add draw luck
Kingdom Hearts: Chain of Memories leans a little harder on optimization, though the gap is small.
Grand Theft Auto: San Andreas
Stats, gym, weapon skill, and routes reward systematic play
Kingdom Hearts: Chain of Memories
Deck construction largely decides every fight
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.