Defiant Class
| Registry # | Ship Name | Status |
| NX-74205 | USS Defiant | Destroyed |
| NX-74205 | USS Defiant | Renamed from USS Sao Paolo |
| NCC-75633 | USS Sao Paolo | Renamed to USS Defiant |
| NCC-74210 | USS Valiant | Destroyed |
Defiant Class
| Registry # | Ship Name | Status |
| NX-74205 | USS Defiant | Destroyed |
| NX-74205 | USS Defiant | Renamed from USS Sao Paolo |
| NCC-75633 | USS Sao Paolo | Renamed to USS Defiant |
| NCC-74210 | USS Valiant | Destroyed |