Choose DOOM 3
Choose DOOM 3 if it matches what drew you to this matchup. 4,260 Steam reviews back the pick.
DOOM 3 vs Purge Phalanx
DOOM 3 and Purge Phalanx both land in Action 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 are Action games on Steam. DOOM 3 (2007) is 20 years older than Purge Phalanx (2027). Purge Phalanx has co-op; DOOM 3 does not. 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 Purge Phalanx
Choose Purge Phalanx if you want the Shared/Split Screen, Online Co-op, and Shared/Split Screen Co-op side of the pairing. On Steam, it's the newer release (2027) and ships with the modern feature baseline. Purge Phalanx launched in 2027.
Both DOOM 3 and Purge Phalanx sit in Action on Steam and both list Multi-player, 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
 DOOM 3 |  Purge Phalanx | |
|---|---|---|
| Released | 2007 | 2027 |
| Genres | Action | Action |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Unrated |
| Price | Price unknown | Price unknown |
| Steam reviews | 89.3% positive (4,260 reviews) | — |
| Multiplayer | Multi-player | Multi-player, Online Co-op, Shared/Split Screen Co-op |
| Developers | id Software | Erebnyx Studio |
Side by side
- Both are Action games on Steam.
- DOOM 3 (2007) is 20 years older than Purge Phalanx (2027).
- Purge Phalanx has co-op; DOOM 3 does not.
- DOOM 3 is Deck Playable on Steam Deck; Purge Phalanx has no Deck rating yet.
DOOM 3 vs Purge Phalanx — FAQ
- Should I play DOOM 3 or Purge Phalanx first?
- If you want chronology, DOOM 3 (2007) came out before Purge Phalanx (2027). 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 DOOM 3 and Purge Phalanx similar?
- They overlap on Action 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 DOOM 3 run on Steam Deck?
- Yes — DOOM 3 is rated Deck Playable by Valve. Purge Phalanx doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.