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

Optimization · Pure Optimization
A perk-driven sci-fi RPG won by flaw selection and dialogue routing.

Optimization · Pure Optimization
An open-world fantasy RPG whose modular magic and crafting systems reward heavy theorycrafting.
The Outer Worlds leans Optimization (Pure Optimization); Two Worlds II 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.
The Outer Worlds
FPS-lite with time-dilation aim
Two Worlds II
Loose action combat, low ceiling
The Outer Worlds leans a little harder on reads, though the gap is small.
The Outer Worlds
Scripted enemies
Two Worlds II
Enemies follow fixed AI
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
The Outer Worlds
Loot rolls, dialogue check variance
Two Worlds II
Loot rolls and unexplored map
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
The Outer Worlds
Perks, flaws, dialogue routing rewarded
Two Worlds II
Spell-card crafting and builds break the 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.