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
Deep empire optimisation over a hidden map against mappable AI.

Optimization · Pure Optimization
A turn-based tactics RPG about exploiting terrain and squad synergies.
Sid Meier's Civilization IV leans Optimization (Pure Optimization); Urtuk: The Desolation leans Optimization (Pure Optimization).
Urtuk: The Desolation leans a little harder on execution, though the gap is small.
Sid Meier's Civilization IV
Turn-based clicks have no physical ceiling
Urtuk: The Desolation
Turn-based, so no reflex or aim skill
Sid Meier's Civilization IV leans a little harder on reads, though the gap is small.
Sid Meier's Civilization IV
Human multiplayer adds diplomacy reads; AI is mappable
Urtuk: The Desolation
Enemy AI is scripted, not adaptive to you
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Sid Meier's Civilization IV
Map generation and unrevealed terrain drive early decisions
Urtuk: The Desolation
Battlefield generation and crit rolls add randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Sid Meier's Civilization IV
Tech paths, tile yields and expansion math dominate outcomes
Urtuk: The Desolation
Exploiting terrain, traits and positioning 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.