Choose Sumo Tanks
Choose Sumo Tanks if you want the Online PvP and Online Co-op side of the pairing. Sumo Tanks launched in 2024.
Sumo Tanks vs Sleeper Agent
Sumo Tanks and Sleeper Agent both land in Action, Indie, Casual 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, Casual on Steam. Sumo Tanks (2024) is 2 years older than Sleeper Agent (2026). Sleeper Agent is free; Sumo Tanks is paid (4.99 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 Sleeper Agent
Choose Sleeper Agent if you want an Adventure and Free To Play experience. On Steam, it's free to play, so the barrier to trying it is zero. Sleeper Agent launched in 2026.
Both Sumo Tanks and Sleeper Agent sit in Action, Indie, and Casual on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen PvP, 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
 Sumo Tanks |  Sleeper Agent | |
|---|---|---|
| Released | 2024 | 2026 |
| Genres | Action, Indie, Casual | Action, Indie, Adventure, Free To Play, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Unrated |
| Price | 4.99 USD | Free to play |
| Steam reviews | 4 reviews | — |
| Multiplayer | Multi-player, Online Co-op, Shared/Split Screen Co-op | Multi-player, Shared/Split Screen Co-op, Co-op |
| Developers | Mountain Peke Games | POWERBOMB |
Side by side
- Both share Action, Indie, Casual on Steam.
- Sumo Tanks (2024) is 2 years older than Sleeper Agent (2026).
- Sleeper Agent is free; Sumo Tanks is paid (4.99 USD).
- Both support cooperative play.
Sumo Tanks vs Sleeper Agent — FAQ
- Should I play Sumo Tanks or Sleeper Agent first?
- If you want chronology, Sumo Tanks (2024) came out before Sleeper Agent (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 Sumo Tanks and Sleeper Agent similar?
- They overlap on Action, Indie, Casual 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 Sumo Tanks and Sleeper Agent have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: Sumo Tanks ships Online Co-op, Shared/Split Screen Co-op; Sleeper Agent ships Shared/Split Screen Co-op, Co-op.
- Is Sleeper Agent free?
- Yes — Sleeper Agent is a free-to-play Steam title. Sumo Tanks is paid (4.99 USD).