Choose Planet Zoo
Choose Planet Zoo if you want the HDR available side of the pairing. 41,603 Steam reviews back the pick.
Planet Zoo vs Model Railway Millionaire
Planet Zoo and Model Railway Millionaire both land in Strategy, Simulation, 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 Strategy, Simulation, Casual on Steam. Planet Zoo (2019) is 4 years older than Model Railway Millionaire (2023). Model Railway Millionaire is currently ~56% cheaper on Steam than Planet Zoo (19.99 USD vs. 44.99 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 Model Railway Millionaire
Choose Model Railway Millionaire if it's currently about 56% cheaper on the Steam Store. Model Railway Millionaire launched in 2023.
Both Planet Zoo and Model Railway Millionaire sit in Strategy, Simulation, and Casual 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
 Planet Zoo |  Model Railway Millionaire | |
|---|---|---|
| Released | 2019 | 2023 |
| Genres | Strategy, Simulation, Casual | Strategy, Simulation, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Deck Playable | Deck Playable |
| Price | 44.99 USD | 19.99 USD |
| Steam reviews | 91.3% positive (41,603 reviews) | 1 reviews |
| Multiplayer | Single-player only | Single-player only |
| Developers | Frontier Developments | Redbrick Studios Ltd |
Side by side
- Both share Strategy, Simulation, Casual on Steam.
- Planet Zoo (2019) is 4 years older than Model Railway Millionaire (2023).
- Model Railway Millionaire is currently ~56% cheaper on Steam than Planet Zoo (19.99 USD vs. 44.99 USD).
- Both are Deck Playable.
Planet Zoo vs Model Railway Millionaire — FAQ
- Should I play Planet Zoo or Model Railway Millionaire first?
- If you want chronology, Planet Zoo (2019) came out before Model Railway Millionaire (2023). 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 Planet Zoo and Model Railway Millionaire similar?
- They overlap on Strategy, Simulation, 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.