head to head
Corsairs: Conquest at Sea asks more than Portal, and the gap is variance.

Optimization · Pure Optimization
Tests naval economy management and fleet tactics against scripted AI nations.

Optimization · Pure Optimization
The portal-gun puzzle game whose solutions are everything.
Corsairs: Conquest at Sea leans Optimization (Pure Optimization); Portal leans Optimization (Pure Optimization).
Portal leans a little harder on execution, though the gap is small.
Corsairs: Conquest at Sea
Real-time ship handling rewards modest dexterity
Portal
Portal placement timing modest.
Corsairs: Conquest at Sea leans a little harder on reads, though the gap is small.
Corsairs: Conquest at Sea
Enemy fleets follow predictable AI behaviour
Portal
No adversary modeling player.
Corsairs: Conquest at Sea leans clearly harder on variance.
Corsairs: Conquest at Sea
Wind and unexplored waters add scripted-unknown noise
Portal
Deterministic chambers; no randomness.
Portal leans a little harder on optimization, though the gap is small.
Corsairs: Conquest at Sea
Fleet economy, boarding decisions and port strategy dominate
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.