head to head
The Elder Scrolls Online asks more than Grand Theft Auto: San Andreas, and the gap is reads.

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

Optimization · Practiced Mastery
An MMO where bar-swap rotations and set-build optimization carry endgame.
Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery); The Elder Scrolls Online leans Optimization (Practiced Mastery).
The Elder Scrolls Online leans a little harder on execution, though the gap is small.
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
The Elder Scrolls Online
Action combat with weaving and rotations
The Elder Scrolls Online leans clearly harder on reads.
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
The Elder Scrolls Online
Cyrodiil PvP adds modest reads layer
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Grand Theft Auto: San Andreas
Territory wars and traffic add light randomness
The Elder Scrolls Online
Loot tables and set drops
The Elder Scrolls Online 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
The Elder Scrolls Online
Rotations, sets, and build theorycraft central
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.