head to head
Castle Crashers asks more than Grand Theft Auto: San Andreas, and the gap is reads.

Execution · Practiced Mastery
A brawler that tests combo execution and crowd management across linear gauntlets, with a light optimisation layer from its RPG progression.

Optimization · Practiced Mastery
A sprawling open-world crime epic with RPG-style character stats across a whole state.
Castle Crashers leans Execution (Practiced Mastery); Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery).
Castle Crashers leans clearly harder on execution.
Castle Crashers
Combo execution and crowd-control timing are the performance ceiling
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Castle Crashers leans clearly harder on reads.
Castle Crashers
PvP arenas add light human-opponent reads
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Castle Crashers
Enemy spawns follow scripted patterns with minimal randomness
Grand Theft Auto: San Andreas
Territory wars and traffic add light randomness
Grand Theft Auto: San Andreas leans a little harder on optimization, though the gap is small.
Castle Crashers
Levelling investment, magic loadout, and pet choice are optimisable
Grand Theft Auto: San Andreas
Stats, gym, weapon skill, and routes reward systematic play
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.