head to head
Dragon Quest XI asks more than Portal 2, and the gap is variance.

Optimization · Pure Optimization
A polished modern JRPG where mastering the skill web and forge system trivializes its scripted encounters.

Optimization · Pure Optimization
A first-person puzzle game where seeing the solution is the whole skill.
Dragon Quest XI leans Optimization (Pure Optimization); Portal 2 leans Optimization (Pure Optimization).
Portal 2 leans a little harder on execution, though the gap is small.
Dragon Quest XI
Draconian mode adds mild timing pressure but base is menu-only
Portal 2
Portal placement requires some precision but timing is lenient.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Dragon Quest XI
No adaptive enemy AI present
Portal 2
No opponent; puzzles are static.
Dragon Quest XI leans clearly harder on variance.
Dragon Quest XI
Forge RNG and draconian random modifiers add light variance
Portal 2
Puzzles are deterministic with no randomness.
Portal 2 leans a little harder on optimization, though the gap is small.
Dragon Quest XI
Skill web routing and forge optimization are the clear mastery layer
Portal 2
Solving the puzzle's logic IS the entire game.
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.