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
Untangling surreal fixed puzzle chains room by macabre room.

Optimization · Pure Optimization
Working through fixed adventure-game puzzle chains at a leisurely pace.
Rusty Lake Hotel leans Optimization (Pure Optimization); Trüberbrook 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.
Rusty Lake Hotel
Pointing and clicking - no dexterity involved
Trüberbrook
Point-and-click, zero dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Rusty Lake Hotel
No opponents, only macabre puzzle rooms
Trüberbrook
No opponent of any kind
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Rusty Lake Hotel
Solutions are hidden until discovered, then fixed
Trüberbrook
Puzzle solutions are hidden until discovered, then fixed
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Rusty Lake Hotel
Chaining surreal puzzle logic per room is the whole game
Trüberbrook
Working out scripted puzzle chains is the whole 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.