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

Optimization · Pure Optimization
A near-future detective thriller where solving dream-logic puzzles under action budgets branches the investigation.

Optimization · Pure Optimization
Deducing scripted inventory-puzzle chains through a conspiracy story.
AI: The Somnium Files leans Optimization (Pure Optimization); Secret Files 2: Puritas Cordis leans Optimization (Pure Optimization).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
AI: The Somnium Files
Somnium object interactions have minor timing windows
Secret Files 2: Puritas Cordis
Clicking hotspots requires no dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
AI: The Somnium Files
Dream-world logic is scripted; no adaptive opponent
Secret Files 2: Puritas Cordis
Story characters are fully scripted
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
AI: The Somnium Files
Hidden time-locked Somnium actions obscure optimal routing
Secret Files 2: Puritas Cordis
Puzzle solutions are hidden until uncovered, then static
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
AI: The Somnium Files
Mapping every Somnium action budget to unlock all routes is the core puzzle
Secret Files 2: Puritas Cordis
Inventory logic chains are fully solvable with deduction
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.