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

Optimization · Pure Optimization
A deep 3.5E optimization puzzle where prestige class chaining and feat synergies determine party effectiveness.

Optimization · Pure Optimization
A multiclass optimization sandbox where subclass combinations produce exotic damage ceilings for theory-crafters.
Neverwinter Nights 2 leans Optimization (Pure Optimization); Pillars of Eternity II: Deadfire leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Neverwinter Nights 2
Tactical pause negates twitch; positioning is deliberate not reactive
Pillars of Eternity II: Deadfire
Pause-heavy combat requires deliberate decision-making, not reaction speed
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Neverwinter Nights 2
Companion AI and enemy scripting are fixed, non-adaptive routines
Pillars of Eternity II: Deadfire
Enemy AI is scripted; ship combat follows fixed rulesets
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Neverwinter Nights 2
Hidden enemy stat blocks and variable dungeon RNG create unknowns
Pillars of Eternity II: Deadfire
Ship encounter positioning and hidden item stats add unknowns
Pillars of Eternity II: Deadfire leans a little harder on optimization, though the gap is small.
Neverwinter Nights 2
3.5E feat synergies and prestige class planning define optimal builds
Pillars of Eternity II: Deadfire
Multiclass subclass stacking produces near-broken optimization ceilings
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.