Home / Compare
Subnautica vs Half-Life: Alyx
Which game takes longer to beat? Here's the side-by-side breakdown.
VS
| Metric | Subnautica | Half-Life: Alyx |
|---|---|---|
| Main Story | 29h | 12h |
| Main + Extras | 42h | 15h |
| Completionist | 67h | 21h |
| Released | 2018 | 2020 |
| Developer | Unknown Worlds | Valve |
Verdict
Subnautica is the longer game by about 27 hours on a typical playthrough (42h vs 15h for Half-Life: Alyx).
If you only have time for one and prefer a tighter experience, Half-Life: Alyx wraps up faster. If you want the longer ride, go with Subnautica.
For completionists, Subnautica clocks in at 67 hours total, while Half-Life: Alyx sits at 21 hours.