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 surreal escape-room chapter of the Rusty Lake saga where a detective pieces his memory back together.

Optimization · Pure Optimization
The original post-apocalyptic CRPG where character builds solve the wasteland.
Cube Escape: Paradox leans Optimization (Pure Optimization); Fallout 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.
Cube Escape: Paradox
Pointing and clicking only; no physical ceiling.
Fallout
Turn-based, no dexterity
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Cube Escape: Paradox
Everything is scripted; nothing models you.
Fallout
No adaptive opposition
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Cube Escape: Paradox
Cryptic hidden clues dominate first playthrough, then converge.
Fallout
To-hit rolls and random encounters
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Cube Escape: Paradox
Fixed puzzle chains in one room are the whole game.
Fallout
SPECIAL builds and quest routing are deeply solvable
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.