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 · Light / Casual
A first-person mystery about a fire lookout in a Wyoming forest.

Optimization · Light / Casual
A visual novel testing narrative choice navigation toward story branches.
Firewatch leans Optimization (Light / Casual); Hatoful Boyfriend: Holiday Star leans Optimization (Light / Casual).
Firewatch leans a little harder on execution, though the gap is small.
Firewatch
Walking and radio dialogue only.
Hatoful Boyfriend: Holiday Star
Reading text, no dexterity at all
Hatoful Boyfriend: Holiday Star leans a little harder on reads, though the gap is small.
Firewatch
No adaptive opposition.
Hatoful Boyfriend: Holiday Star
Characters are scripted, not adaptive
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Firewatch
Minor environmental discoveries.
Hatoful Boyfriend: Holiday Star
Branches fixed by choice, not random
Hatoful Boyfriend: Holiday Star leans a little harder on optimization, though the gap is small.
Firewatch
Few systems to optimize.
Hatoful Boyfriend: Holiday Star
Choosing routes to unlock endings is light planning
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.