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 · Light / Casual
A visual novel testing narrative choice navigation toward story branches.

Optimization · Light / Casual
A meta-narrative walking sim about defying or obeying a scripted narrator.
Hatoful Boyfriend: Holiday Star leans Optimization (Light / Casual); The Stanley Parable: Ultra Deluxe leans Optimization (Light / Casual).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Hatoful Boyfriend: Holiday Star
Reading text, no dexterity at all
The Stanley Parable: Ultra Deluxe
Walking and clicking, no mechanical demand.
Hatoful Boyfriend: Holiday Star leans a little harder on reads, though the gap is small.
Hatoful Boyfriend: Holiday Star
Characters are scripted, not adaptive
The Stanley Parable: Ultra Deluxe
Narrator is scripted, not adaptive.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Hatoful Boyfriend: Holiday Star
Branches fixed by choice, not random
The Stanley Parable: Ultra Deluxe
Hidden endings to discover.
Hatoful Boyfriend: Holiday Star leans a little harder on optimization, though the gap is small.
Hatoful Boyfriend: Holiday Star
Choosing routes to unlock endings is light planning
The Stanley Parable: Ultra Deluxe
Mapping ending tree rewards completionists.
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.