head to head
Portal asks more than Thimbleweed Park, and the gap is execution.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.

Optimization · Pure Optimization
A self-aware mystery adventure testing systematic multi-character puzzle solving in a classic idiom.
Portal leans Optimization (Pure Optimization); Thimbleweed Park leans Optimization (Pure Optimization).
Portal leans clearly harder on execution.
Portal
Portal placement timing modest.
Thimbleweed Park
Classic SCUMM-style interface with no twitch elements
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Portal
No adversary modeling player.
Thimbleweed Park
Scripted mystery narrative; NPCs never adapt to player choices
Thimbleweed Park leans a little harder on variance, though the gap is small.
Portal
Deterministic chambers; no randomness.
Thimbleweed Park
Deterministic puzzles throughout the game
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Portal
Pure puzzle-solving optimization.
Thimbleweed Park
Multi-character inventory puzzles demand systematic causal reasoning
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.