| Manufacturer | Ambrosini |
| Model | SAI 403 Dardo |
| Modification | SAI 403 |
| Country | Italy |
| Years | 1943 |
| Type | Fighter |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 9.80 m |
| Length | 8.20 m |
| Height | 2.90 m |
| Wing area | 14.42 m2 |
| Zero fuel weight | - |
| Empty weight | 1983 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 2640 kg |
| Flight duration | - |
| Engine | 1 Isotta-Fraschini R.C.21/60 |
| Power | 1 x 750 HP |
| Thrust | - |
| Maximum speed | 648 km/h |
| Cruising speed | 512 km/h |
| Rate of climb | - |
| Practical range | 937 km |
| Service ceiling | 9800 m |
| Hovering ceiling | - |
| Crew | - |
