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

Optimization · Pure Optimization
A blade-driven JRPG won by chain-attack routing and combo optimization.
Neverwinter Nights 2 leans Optimization (Pure Optimization); Xenoblade Chronicles 2 leans Optimization (Pure Optimization).
Xenoblade Chronicles 2 leans a little harder on execution, though the gap is small.
Neverwinter Nights 2
Tactical pause negates twitch; positioning is deliberate not reactive
Xenoblade Chronicles 2
Auto-attack with art-timing inputs
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
Xenoblade Chronicles 2
Scripted enemies
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
Xenoblade Chronicles 2
Blade gacha and crit rolls
Neverwinter Nights 2 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
Xenoblade Chronicles 2
Blade combos and chain attack routing central
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.