head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Practiced Mastery
Nintendo's daily mental-workout collection of arithmetic, reading, and memory drills.

Optimization · Practiced Mastery
A sprawling open-world crime epic with RPG-style character stats across a whole state.
Brain Age: Train Your Brain in Minutes a Day! leans Optimization (Practiced Mastery); Grand Theft Auto: San Andreas leans Optimization (Practiced Mastery).
Grand Theft Auto: San Andreas leans a little harder on execution, though the gap is small.
Brain Age: Train Your Brain in Minutes a Day!
Fast writing and speech input under time pressure
Grand Theft Auto: San Andreas
Flying school and drive-bys need decent hands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Brain Age: Train Your Brain in Minutes a Day!
No opponent
Grand Theft Auto: San Andreas
Gang AI is scripted, never adaptive
Grand Theft Auto: San Andreas leans a little harder on variance, though the gap is small.
Brain Age: Train Your Brain in Minutes a Day!
Problem sets are randomly drawn but simple
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.
Brain Age: Train Your Brain in Minutes a Day!
Mental arithmetic shortcuts and practice drive scores
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.
full breakdown
Brain Age: Train Your Brain in Minutes a Day! →
full breakdown
Grand Theft Auto: San Andreas →