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 surreal escape room testing deduction of hidden item-and-puzzle chains.

Optimization · Pure Optimization
An open-ended needs-and-money system that rewards efficient scheduling.
Cube Escape: Birthday leans Optimization (Pure Optimization); The Sims leans Optimization (Pure Optimization).
The Sims leans a little harder on execution, though the gap is small.
Cube Escape: Birthday
Pointing and clicking, zero dexterity
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.
Cube Escape: Birthday
Fully scripted scenes, nothing adapts
The Sims
Sims run need-driven scripts, not minds
Cube Escape: Birthday leans a little harder on variance, though the gap is small.
Cube Escape: Birthday
Puzzle logic is hidden until items are discovered
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.
Cube Escape: Birthday
Each surreal puzzle has one fixed solvable answer
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.