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Hollow Knight vs Subnautica

Which game takes longer to beat? Here's the side-by-side breakdown.

VS
MetricHollow KnightSubnautica
Main Story27h29h
Main + Extras40h42h
Completionist63h67h
Released20172018
DeveloperTeam CherryUnknown Worlds

Verdict

Subnautica is the longer game by about 2 hours on a typical playthrough (42h vs 40h for Hollow Knight).

If you only have time for one and prefer a tighter experience, Hollow Knight wraps up faster. If you want the longer ride, go with Subnautica.

For completionists, Hollow Knight clocks in at 63 hours total, while Subnautica sits at 67 hours.