| Manufacturer | Umbra |
| Model | AUT.18 |
| Modification | AUT.18 |
| Country | Italy |
| Years | 1939 |
| Type | Fighter |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 11.50 m |
| Length | 8.75 m |
| Height | 2.88 m |
| Wing area | 18.70 m2 |
| Zero fuel weight | - |
| Empty weight | 1960 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 2480 kg |
| Flight duration | - |
| Engine | 1 FIAT A-80 RC.41 |
| Power | 1 x 1044 HP |
| Thrust | - |
| Maximum speed | 480 km/h |
| Cruising speed | 445 km/h |
| Rate of climb | - |
| Practical range | 800 km |
| Service ceiling | 9200 m |
| Hovering ceiling | - |
| Crew | - |
