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 farm-life sim solved by season routing and profit optimization.

Optimization · Pure Optimization
Tests long-horizon planning of city economics and mappable political systems.
Stardew Valley leans Optimization (Pure Optimization); Urban Empire 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.
Stardew Valley
Trivial timing on fishing and combat
Urban Empire
Menu-driven city management, no twitch component
Urban Empire leans a little harder on reads, though the gap is small.
Stardew Valley
No adaptive opponent exists
Urban Empire
Council AI votes by mappable rules, not adaptive scheming
Urban Empire leans a little harder on variance, though the gap is small.
Stardew Valley
Crop luck and geode RNG matter modestly
Urban Empire
Historical events and council moods are hidden until learned
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Stardew Valley
Routing seasons, profit loops, and bundles dominates
Urban Empire
Budget, district planning and political math are solvable systems
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.