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 futuristic city-builder where eco and industrial factions race to settle a flooded Earth.

Optimization · Pure Optimization
The beloved theme park builder where you design coasters and manage every detail of a growing park.
Anno 2070 leans Optimization (Pure Optimization); RollerCoaster Tycoon 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.
Anno 2070
Building and routing, no reflexes
RollerCoaster Tycoon
Mouse-driven building with no time pressure
Anno 2070 leans a little harder on reads, though the gap is small.
Anno 2070
Faction AI is scripted
RollerCoaster Tycoon
Guests are simple, fully mappable simulations
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Anno 2070
Map generation varies resources slightly
RollerCoaster Tycoon
Guest spawns and breakdowns barely matter
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Anno 2070
Eco-versus-industry chains reward exact balancing
RollerCoaster Tycoon
Park layout, pricing, and coaster stats 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.