Choose Serious Sam 3: BFE
Choose Serious Sam 3: BFE if you want the Multi-player, Shared/Split Screen, and Steam Leaderboards side of the pairing. On Steam, it has co-op, so you can bring a friend. 5,833 Steam reviews back the pick.
Serious Sam 3: BFE vs Spaceguy: Red Space
Serious Sam 3: BFE and Spaceguy: Red Space both land in Action, Indie on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie on Steam. Serious Sam 3: BFE (2011) is 7 years older than Spaceguy: Red Space (2018). Spaceguy: Red Space is currently ~97% cheaper on Steam than Serious Sam 3: BFE (0.99 USD vs. 29.99 USD). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose Spaceguy: Red Space
Choose Spaceguy: Red Space if you want an Adventure experience. On Steam, it's currently about 97% cheaper on the Steam Store. Spaceguy: Red Space launched in 2018.
Both Serious Sam 3: BFE and Spaceguy: Red Space sit in Action and Indie on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Serious Sam 3: BFE |  Spaceguy: Red Space | |
|---|---|---|
| Released | 2011 | 2018 |
| Genres | Action, Indie | Action, Indie, Adventure |
| Platforms | Windows, macOS, Linux | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | 29.99 USD | 0.99 USD |
| Steam reviews | 86% positive (5,833 reviews) | 5 reviews |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Single-player only |
| Developers | Croteam | Droid Riot |
Side by side
- Both share Action, Indie on Steam.
- Serious Sam 3: BFE (2011) is 7 years older than Spaceguy: Red Space (2018).
- Spaceguy: Red Space is currently ~97% cheaper on Steam than Serious Sam 3: BFE (0.99 USD vs. 29.99 USD).
- Serious Sam 3: BFE has co-op; Spaceguy: Red Space does not.
- Serious Sam 3: BFE is Deck Playable on Steam Deck; Spaceguy: Red Space has no Deck rating yet.
Serious Sam 3: BFE vs Spaceguy: Red Space — FAQ
- Should I play Serious Sam 3: BFE or Spaceguy: Red Space first?
- If you want chronology, Serious Sam 3: BFE (2011) came out before Spaceguy: Red Space (2018). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
- Are Serious Sam 3: BFE and Spaceguy: Red Space similar?
- They overlap on Action, Indie on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
- Does Spaceguy: Red Space have multiplayer like Serious Sam 3: BFE?
- No. Serious Sam 3: BFE supports multiplayer on Steam (Multi-player, Cross-Platform Multiplayer, Online Co-op), while Spaceguy: Red Space is listed as single-player only.
- Does Serious Sam 3: BFE run on Steam Deck?
- Yes — Serious Sam 3: BFE is rated Deck Playable by Valve. Spaceguy: Red Space doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.