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

Optimization · Pure Optimization
A flash puzzle about rolling a rectangular block into the hole without falling off.

Optimization · Pure Optimization
A philosophical first-person puzzle game testing spatial sequencing and tool-use logic.
Bloxorz leans Optimization (Pure Optimization); The Talos Principle 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.
Bloxorz
Deliberate moves; no time pressure.
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.
Bloxorz
No opponent at all.
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.
Bloxorz
Levels are fixed and fully visible.
The Talos Principle
All puzzles are deterministic with fixed layouts
The Talos Principle leans a little harder on optimization, though the gap is small.
Bloxorz
Each level is a literally solvable move puzzle.
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.