head to head
Tanki 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.

Execution · Practiced Mastery
Browser tank duels mixing aim, human positioning reads, and upgrade grind.
Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery); Tanki Online leans Execution (Practiced Mastery).
Tanki Online leans clearly harder on execution.
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Tanki Online
Aiming turrets and dodging shells decides duels
Tanki Online leans clearly harder on reads.
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Tanki Online
Human tankers feint around corners and flag routes
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
Tanki Online
Spawns and drops add light battlefield noise
Grand Theft Auto: San Andreas 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
Tanki Online
Equipment upgrades and loadout economy gate the grind
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.