Choose World War Z
Choose World War Z if you want the Online PvP and PvP side of the pairing. 6,916 Steam reviews back the pick.
World War Z vs Ultimate Zombie Defense 2
World War Z and Ultimate Zombie Defense 2 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. World War Z (2021) is 4 years older than Ultimate Zombie Defense 2 (2025). Both sit near 85% positive on Steam (World War Z: 6,916 reviews, Ultimate Zombie Defense 2: 189). 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 Ultimate Zombie Defense 2
Choose Ultimate Zombie Defense 2 if you want a Strategy, Indie, and Adventure game with Steam Leaderboards. On Steam, it's currently about 32% cheaper on the Steam Store. Ultimate Zombie Defense 2 launched in 2025.
Both World War Z and Ultimate Zombie Defense 2 sit in Action on Steam and both list Multi-player, Online Co-op, and Co-op, so either pick lands in the same broad neighborhood. Steam reviews are nearly tied (85.1% vs 85.2% positive), so genre fit is the cleanest tiebreaker — scroll the table for the feature-by-feature view.
Side-by-side comparison
 World War Z |  Ultimate Zombie Defense 2 | |
|---|---|---|
| Released | 2021 | 2025 |
| Genres | Action | Action, Strategy, Indie, Adventure, Casual |
| Platforms | Windows | Windows, Linux |
| Steam Deck | Deck Unsupported | Deck Verified |
| Price | 14.79 USD | 9.99 USD |
| Steam reviews | 85.1% positive (6,916 reviews) | 85.2% positive (189 reviews) |
| Multiplayer | Multi-player, Cross-Platform Multiplayer, Online Co-op | Multi-player, Cross-Platform Multiplayer, Online Co-op |
| Developers | Saber Interactive Inc | Terror Dog Studio |
Side by side
- Both are Action games on Steam.
- World War Z (2021) is 4 years older than Ultimate Zombie Defense 2 (2025).
- Both sit near 85% positive on Steam (World War Z: 6,916 reviews, Ultimate Zombie Defense 2: 189).
- Ultimate Zombie Defense 2 is currently ~32% cheaper on Steam than World War Z (9.99 USD vs. 14.79 USD).
- Both support cooperative play.
- Steam Deck: World War Z is Deck Unsupported, Ultimate Zombie Defense 2 is Deck Verified.
World War Z vs Ultimate Zombie Defense 2 — FAQ
- Which is better, World War Z or Ultimate Zombie Defense 2?
- On Steam reviews the two are nearly tied: World War Z sits at 85.1% positive (6,916 reviews), Ultimate Zombie Defense 2 at 85.2% (189). The choice usually comes down to genre fit and the platform features each one supports — see the comparison table above.
- Should I play World War Z or Ultimate Zombie Defense 2 first?
- If you want chronology, World War Z (2021) came out before Ultimate Zombie Defense 2 (2025). 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 World War Z and Ultimate Zombie Defense 2 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.
- Do both World War Z and Ultimate Zombie Defense 2 have co-op?
- Yes — both list a co-op category on Steam. Specifics differ: World War Z ships Online Co-op, Co-op; Ultimate Zombie Defense 2 ships Online Co-op, Co-op.