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

Optimization · Practiced Mastery
Managing warmth as a health economy through scripted horror corridors.

Optimization · Practiced Mastery
Tests patience with scripted encounters and light adventure-game routing.
Cryostasis leans Optimization (Practiced Mastery); The Lord of the Rings: The Fellowship of the Ring leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Cryostasis
Sluggish deliberate combat needs timing, not twitch
The Lord of the Rings: The Fellowship of the Ring
Basic melee, archery and stealth need only modest timing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Cryostasis
Frozen horrors follow scripted patterns
The Lord of the Rings: The Fellowship of the Ring
Enemies follow simple scripts; nothing adapts
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Cryostasis
Scares and layouts are authored, unknown only once
The Lord of the Rings: The Fellowship of the Ring
Encounters are fixed; little is random once seen
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Cryostasis
Heat management and flashback puzzles are the system
The Lord of the Rings: The Fellowship of the Ring
Learning levels, item use and encounter order carries the game
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.