head to head
Killing Floor asks more than Grand Theft Auto: San Andreas, and the gap is execution.

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

Execution · Practiced Mastery
A co-op wave shooter where squads hold corridors against escalating specimen hordes for cash and headshots.
Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery); Killing Floor leans Execution (Practiced Mastery).
Killing Floor leans clearly harder on execution.
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Killing Floor
Headshots on zeds, kiting, weld timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Killing Floor
Zeds follow fixed behaviours, never model you
Killing Floor leans a little harder on variance, though the gap is small.
Grand Theft Auto: San Andreas
Territory wars and traffic add light randomness
Killing Floor
Spawn waves randomise but quickly become familiar
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Grand Theft Auto: San Andreas
Stats, gym, weapon skill, and routes reward systematic play
Killing Floor
Perk levelling, holdout spots, dosh economy solvable
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.