| Manufacturer | Gloster |
| Model | Grebe |
| Modification | Grebe Mk.II |
| Country | United Kingdom |
| Years | 1923 |
| Type | Fighter |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 8.94 m |
| Length | 6.17 m |
| Height | 2.82 m |
| Wing area | 23.60 m2 |
| Zero fuel weight | - |
| Empty weight | 769 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 1151 kg |
| Flight duration | 2.45 h |
| Engine | 1 Armstrong Siddeley Jaguar IV |
| Power | 1 x 400 HP |
| Thrust | - |
| Maximum speed | 243 km/h |
| Cruising speed | 221 km/h |
| Rate of climb | - |
| Practical range | 610 km |
| Service ceiling | 7010 m |
| Hovering ceiling | - |
| Crew | 1 |
