Choose Portal 2
Choose Portal 2 if you want the Shared/Split Screen, Shared/Split Screen Co-op, and Camera Comfort side of the pairing. On Steam, it's currently about 50% cheaper on the Steam Store. 169,764 Steam reviews back the pick.
Portal 2 vs Solvimus
Portal 2 and Solvimus both land in Action, Adventure 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, Adventure on Steam. Portal 2 (2011) is 15 years older than Solvimus (2026). Portal 2 scores higher on Steam reviews (98.9% positive) than Solvimus (83.3% positive). 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 Solvimus
Choose Solvimus if you want the DualShock Controller Support, DualSense Controller Support, and HDR available side of the pairing. On Steam, it's the newer release (2026) and ships with the modern feature baseline. Solvimus launched in 2026.
Both Portal 2 and Solvimus sit in Action and Adventure on Steam and both list Multi-player, Online Co-op, and Custom Volume Controls, 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
 Portal 2 |  Solvimus | |
|---|---|---|
| Released | 2011 | 2026 |
| Genres | Action, Adventure | Action, Adventure |
| Platforms | Windows, Linux | Windows |
| Steam Deck | Deck Verified | Unrated |
| Price | 9.99 USD | 19.99 USD |
| Steam reviews | 98.9% positive (169,764 reviews) | 83.3% positive (18 reviews) |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Valve | Iocus GmbH |
Side by side
- Both share Action, Adventure on Steam.
- Portal 2 (2011) is 15 years older than Solvimus (2026).
- Portal 2 scores higher on Steam reviews (98.9% positive) than Solvimus (83.3% positive).
- Portal 2 is currently ~50% cheaper on Steam than Solvimus (9.99 USD vs. 19.99 USD).
- Both support cooperative play.
- Portal 2 is Deck Verified on Steam Deck; Solvimus has no Deck rating yet.
Portal 2 vs Solvimus — FAQ
- Should I play Portal 2 or Solvimus first?
- If you want chronology, Portal 2 (2011) came out before Solvimus (2026). 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 Portal 2 and Solvimus similar?
- They overlap on Action, Adventure 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.
- Do both Portal 2 and Solvimus have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Portal 2 ships Online Co-op, Shared/Split Screen Co-op; Solvimus ships Online Co-op, Co-op.
- Does Portal 2 run on Steam Deck?
- Yes — Portal 2 is rated Deck Verified by Valve. Solvimus doesn't have a Deck rating yet, so its Deck behaviour is currently unverified.