Azure DocumentDB vs Firestore
| Azure DocumentDB | Firestore | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | Yes |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | Android, api, iOS, Web |
| Free plan | Yes | Yes |
| Deployment model | both | cloud |
| Managed cloud | Yes | Yes |
| Document formats | BSON, JSON | JSON |
| Transactions | Yes | Yes |
| Vector search | Yes | Yes |
| Maximum document size | 16 MB | — |
Both are listed in Best Document Databases. On Freedom251, Firestore scores higher on our published basis.