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

Optimization · Pure Optimization
Roguelite about raiding dungeons by night and pricing the loot in your shop by day.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.
Moonlighter 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.
Moonlighter
Dodge-heavy dungeon combat
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.
Moonlighter
Enemies are scripted patterns
Portal
No adversary modeling player.
Moonlighter leans clearly harder on variance.
Moonlighter
Random dungeon layouts and loot rolls
Portal
Deterministic chambers; no randomness.
Portal leans a little harder on optimization, though the gap is small.
Moonlighter
Price discovery and shop economy are the real game
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.