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 first-person farming game about wrangling adorable slimes for plorts.

Optimization · Pure Optimization
A god game testing civilisation resource planning against semi-autonomous citizens and random disasters.
Slime Rancher leans Optimization (Pure Optimization); The Universim leans Optimization (Pure Optimization).
Slime Rancher leans a little harder on execution, though the gap is small.
Slime Rancher
Vacuum aiming is gentle.
The Universim
God-hand clicking has no dexterity ceiling
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Slime Rancher
Slimes follow scripted behaviors.
The Universim
Autonomous nugget AI wanders but never models you
The Universim leans a little harder on variance, though the gap is small.
Slime Rancher
Plort prices and slime spawns vary.
The Universim
Random disasters and AI whims disrupt plans
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Slime Rancher
Ranch layout and economy reward planning.
The Universim
Research pacing, resource balance, and intervention timing are 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.