Portal 2 vs Subnautica

The comparison

Portal 2 and Subnautica are measured by different sources, so there is no single winner. Each is shown in its own units. Reviewers most praise Portal 2 for story and narrative, and Subnautica for exploration and discovery.

As of Aug 11, 2026, Portal 2 is rated 99% positive on Steam (465,160 reviews), and 95/100 on Metacritic (66 critic reviews); Subnautica is rated 97% positive on Steam (378,204 reviews), and 87/100 on Metacritic (42 critic reviews). No source is blended; each stands on its own.

Portal 2

99% positiveSteam
465,160reviews
95/100Metacritic
66critic reviews
Praise
  • story and narrative (15)
  • puzzle design and mechanics (10)
  • humor and dialogue (10)
  • co-op mode (10)
Complaints
  • game crashes (1)

Subnautica

97% positiveSteam
378,204reviews
87/100Metacritic
42critic reviews
Praise
  • exploration and discovery (13)
  • atmospheric world building (9)
  • fear and horror elements (8)
  • engaging story and lore (7)
Complaints
  • lack of in-game guidance (2)
  • slow early game (2)
  • limited inventory space (1)
  • poor save system (1)
See all Games