head to head
Dragon Quest XI S: Echoes of an Elusive Age asks more than Portal 2, and the gap is variance.

Optimization · Pure Optimization
A traditional turn-based JRPG where optimising skill trees and Pep power timing defines progression through scripted monster encounters.

Optimization · Pure Optimization
A first-person puzzle game where seeing the solution is the whole skill.
Dragon Quest XI S: Echoes of an Elusive Age 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 S: Echoes of an Elusive Age
Classic turn-based; no twitch input at any point
Portal 2
Portal placement requires some precision but timing is lenient.
Dragon Quest XI S: Echoes of an Elusive Age leans a little harder on reads, though the gap is small.
Dragon Quest XI S: Echoes of an Elusive Age
All monsters follow fully scripted AI routines
Portal 2
No opponent; puzzles are static.
Dragon Quest XI S: Echoes of an Elusive Age leans clearly harder on variance.
Dragon Quest XI S: Echoes of an Elusive Age
Metal Slime encounter rates and rare drops carry meaningful RNG
Portal 2
Puzzles are deterministic with no randomness.
Portal 2 leans a little harder on optimization, though the gap is small.
Dragon Quest XI S: Echoes of an Elusive Age
Skill tree routing, Pep power sequencing, and party healing economy reward planning
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.