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 non-Euclidean exploration puzzle testing your willingness to abandon assumptions about space.

Optimization · Pure Optimization
A deeper extension of the original spatial logic with more elaborate multi-tool puzzles.
Antichamber leans Optimization (Pure Optimization); The Talos Principle 2 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.
Antichamber
Navigation has no twitch demands
The Talos Principle 2
Environmental traversal imposes negligible physical demands
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Antichamber
No opponent; solo non-Euclidean exploration
The Talos Principle 2
No opponent; isolated puzzle solving throughout
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Antichamber
World is deterministic once its rules are understood
The Talos Principle 2
Puzzles are fully deterministic with no randomness
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Antichamber
Deducing the non-Euclidean spatial logic and gun mechanics governing each room
The Talos Principle 2
Expanded connector and accumulator mechanics require exact logical sequencing
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.