head to head
Animal Well asks more than Portal, and the gap is variance.

Optimization · Pure Optimization
A cryptic metroidvania puzzle-platformer set in a luminous animal labyrinth.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.
Animal Well leans Optimization (Pure Optimization); Portal 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.
Animal Well
Platforming precision moderate.
Portal
Portal placement timing modest.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Well
Creatures follow scripted patterns.
Portal
No adversary modeling player.
Animal Well leans clearly harder on variance.
Animal Well
Hidden secrets to discover.
Portal
Deterministic chambers; no randomness.
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Animal Well
Metroidvania puzzles reward deep optimization.
Portal
Pure puzzle-solving optimization.
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.