head to head
Pillars of Eternity II: Deadfire asks more than Portal 2, and the gap is variance.

Optimization · Pure Optimization
A multiclass optimization sandbox where subclass combinations produce exotic damage ceilings for theory-crafters.

Optimization · Pure Optimization
A first-person puzzle game where seeing the solution is the whole skill.
Pillars of Eternity II: Deadfire leans Optimization (Pure Optimization); Portal 2 leans Optimization (Pure Optimization).
Portal 2 leans a little harder on execution, though the gap is small.
Pillars of Eternity II: Deadfire
Pause-heavy combat requires deliberate decision-making, not reaction speed
Portal 2
Portal placement requires some precision but timing is lenient.
Pillars of Eternity II: Deadfire leans a little harder on reads, though the gap is small.
Pillars of Eternity II: Deadfire
Enemy AI is scripted; ship combat follows fixed rulesets
Portal 2
No opponent; puzzles are static.
Pillars of Eternity II: Deadfire leans clearly harder on variance.
Pillars of Eternity II: Deadfire
Ship encounter positioning and hidden item stats add unknowns
Portal 2
Puzzles are deterministic with no randomness.
Pillars of Eternity II: Deadfire leans a little harder on optimization, though the gap is small.
Pillars of Eternity II: Deadfire
Multiclass subclass stacking produces near-broken optimization ceilings
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.