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 · Light / Casual
A deceptively cheerful visual novel that uses its own genre conventions as horror tools.

Optimization · Light / Casual
A meta-narrative walking sim about defying or obeying a scripted narrator.
Doki Doki Literature Club! 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.
Doki Doki Literature Club!
No inputs beyond clicking text - zero physical demand
The Stanley Parable: Ultra Deluxe
Walking and clicking, no mechanical demand.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Doki Doki Literature Club!
No adaptive opponent; horror twists are scripted
The Stanley Parable: Ultra Deluxe
Narrator is scripted, not adaptive.
Doki Doki Literature Club! leans a little harder on variance, though the gap is small.
Doki Doki Literature Club!
Hidden content and flags drive the horror subversion
The Stanley Parable: Ultra Deluxe
Hidden endings to discover.
Doki Doki Literature Club! leans a little harder on optimization, though the gap is small.
Doki Doki Literature Club!
One optimal path to reach all endings once mechanics known
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.