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
Pure factory-layout optimization with no pressure, randomness or opponent.

Optimization · Pure Optimization
A city builder where mastering land value, budgets, and infrastructure math grows the metropolis.
Shapez leans Optimization (Pure Optimization); SimCity 3000 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.
Shapez
Placing belts has no time pressure at all
SimCity 3000
Point-and-click planning; pause anytime.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Shapez
No adversary exists anywhere
SimCity 3000
No adversary exists.
SimCity 3000 leans a little harder on variance, though the gap is small.
Shapez
The infinite map's shapes are mappable immediately
SimCity 3000
Random disasters and neighbor deal timing.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Shapez
Designing efficient cutting and merging factories IS the game
SimCity 3000
Land value, utilities, and ordinance math reward pure system mastery.
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.