How long is Subnautica 2?

Subnautica 2 takes about 13h 12m to beat the main story, or around 17h 19m with extras.

How long does it take to 100% Subnautica 2?

A completionist run of Subnautica 2 takes about 30h 17m.

91Meta Score

Very Positive91% · 128,777

Subnautica 2

Early Access Adventure Action

Developer: Unknown Worlds Entertainment|Publisher: Krafton

Playtime

HowLongToBeat · 1 samples · Medium confidence

Main Story

13h 12m

Main + Extra

17h 19m

Completionist

30h 17m

Media

4 videos + 4 screenshots

Links

Steam Epic Games Xbox Official YouTube Twitch Reddit Discord X / Twitter Facebook Instagram Bluesky

About This Game

Dive into uncharted waters in Subnautica 2, the hotly-anticipated sequel to Subnautica and Subnautica: Below Zero. Adventure alone or with friends as you try to survive on an all-new mysterious alien planet.

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Last updated Oct 16, 2026