head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Optimization · Pure Optimization
A perspective-rotation platformer with a hidden cryptographic layer that rewards patient decoding.

Optimization · Pure Optimization
A philosophical first-person puzzle game testing spatial sequencing and tool-use logic.
Fez leans Optimization (Pure Optimization); The Talos Principle leans Optimization (Pure Optimization).
Fez leans a little harder on execution, though the gap is small.
Fez
Rotation and platforming needs light precision only
The Talos Principle
Carrying items and timing fan avoidance is trivial
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Fez
No opponent; solo exploration puzzle
The Talos Principle
No adaptive adversary anywhere in the game
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Fez
World is fixed and deterministic
The Talos Principle
All puzzles are deterministic with fixed layouts
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Fez
Decoding the deep cipher system and spatial cube logic is the core challenge
The Talos Principle
Finding the exact sequence to bypass each set of obstacles and sigils
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.