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

Optimization · Pure Optimization
Classic Roman city builder dominated by mastering its walker-based logistics.

Optimization · Pure Optimization
A first-person factory builder that is pure logistics optimization.
Caesar III leans Optimization (Pure Optimization); Satisfactory 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.
Caesar III
Mouse-driven building, no pressure
Satisfactory
Light platforming, no real mechanical ceiling.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Caesar III
Invasions are scheduled, not adaptive
Satisfactory
No adaptive opponent in the world.
Caesar III leans a little harder on variance, though the gap is small.
Caesar III
Minor walker pathing unpredictability
Satisfactory
Resource nodes are fixed once mapped.
Satisfactory leans a little harder on optimization, though the gap is small.
Caesar III
Housing blocks and walker logistics are solvable systems
Satisfactory
Ratios, logistics, and factory layout are everything.
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.