Game length
How long to beat: Breathedge vs Subnautica
Subnautica is the bigger time commitment of the two, and it is not close. Here are the community completion times from HowLongToBeat for both games, side by side, with what they mean for value.
Reading the numbers
For a straight main-story run, HowLongToBeat puts Breathedge at about 16.5 hours and Subnautica at about 29.5 hours, so Subnautica is roughly 1.8 times the length. source: HowLongToBeat: Breathedge (community completion-time aggregate) (as of 2026-08-10) source: HowLongToBeat: Subnautica (community completion-time aggregate) (as of 2026-08-10) If you chase everything, the gap stays wide: 33 hours to complete Breathedge versus 52 hours for Subnautica. source: HowLongToBeat: Breathedge (community completion-time aggregate) (as of 2026-08-10) source: HowLongToBeat: Subnautica (community completion-time aggregate) (as of 2026-08-10) Neither is a quick weekend game, but Breathedge is the more contained one, which suits its lighter, comic tone.
What that means for value
Put length next to price and the cheaper game is not automatically the better deal per hour. Breathedge costs $24.99 for a roughly 16.5 hours main story, which works out to about $1.51 per hour. Subnautica costs $29.99 for around 29.5 hours, or about $1.02 per hour. source: Steam store page: Breathedge (RedRuins Softworks / HypeTrain Digital) (as of 2026-08-10) source: Steam store page: Subnautica (Unknown Worlds Entertainment) (as of 2026-08-10) So while Breathedge has the lower sticker price, Subnautica gives you more hours for your money. Both figures ignore sales, and Subnautica discounts often given its age, which only widens that gap.
A caveat worth stating plainly: these are community-submitted estimates aggregated by HowLongToBeat, not official figures from either studio, and survival games swing hugely with play style. Treat them as a realistic ballpark, not a stopwatch.
Common questions
How long is Breathedge?
HowLongToBeat's community data puts Breathedge at about 16.5 hours for the main story, 24.5 hours for main plus extras, and 33 hours to complete everything. These are player-submitted estimates and vary with how much you explore and build.
How long is Subnautica?
HowLongToBeat lists Subnautica at roughly 29.5 hours for the main story, 42 hours for main plus extras, and 52 hours for completionists. As with any survival game, your own time depends heavily on how cautiously you explore.
Which is longer, Breathedge or Subnautica?
Subnautica, by a clear margin. Its main story is about 1.8x the length of Breathedge's (29.5 hours versus 16.5 hours on HowLongToBeat), and the gap holds for completionist runs too.
Length is one piece of the picture. See the full comparison, the review scores, or run the decision helper.
Sources
Every figure on this page traces to one of the sources below. A filled dot marks a primary source (the developer, publisher, or platform stating it directly); a hollow dot marks a named secondary source.
- secondary HowLongToBeat: Breathedge (community completion-time aggregate) (accessed 2026-08-10)
- secondary HowLongToBeat: Subnautica (community completion-time aggregate) (accessed 2026-08-10)
- primary Steam store page: Breathedge (RedRuins Softworks / HypeTrain Digital) (accessed 2026-08-10)
- primary Steam store page: Subnautica (Unknown Worlds Entertainment) (accessed 2026-08-10)