head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

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

Optimization · Light / Casual
A psychological detective adventure where a mind-palace reconstruction of events drives the small-town mystery.
Doki Doki Literature Club! leans Optimization (Light / Casual); Twin Mirror 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
Twin Mirror
Exploration and dialogue; no dexterity test.
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
Twin Mirror
No opponent; the mystery is scripted.
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Doki Doki Literature Club!
Hidden content and flags drive the horror subversion
Twin Mirror
Branch consequences unknown on first playthrough.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Doki Doki Literature Club!
One optimal path to reach all endings once mechanics known
Twin Mirror
Mind-palace deduction scenes require assembling correct clue chains.
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.