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
A cozy island life-sim about building a community at your pace.

Optimization · Pure Optimization
An open-ended needs-and-money system that rewards efficient scheduling.
Animal Crossing: New Horizons leans Optimization (Pure Optimization); The Sims 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.
Animal Crossing: New Horizons
Trivial inputs.
The Sims
Clicking menus has no physical ceiling
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
NPCs are scripted.
The Sims
Sims run need-driven scripts, not minds
Animal Crossing: New Horizons leans a little harder on variance, though the gap is small.
Animal Crossing: New Horizons
Daily visitors and fossils randomize.
The Sims
Event rolls add flavour, all quickly mapped
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Crossing: New Horizons
Turnips, layout, and time-routing reward planning.
The Sims
Need scheduling, career grinding and money loops are solvable
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.