| Manufacturer | Onciul |
| Model | RO-2 |
| Modification | RO-2 |
| Country | Romania |
| Years | 1936 |
| Type | Other |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 10.96 m |
| Length | 6.68 m |
| Height | 2.30 m |
| Wing area | 15.00 m2 |
| Zero fuel weight | - |
| Empty weight | 463 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 740 kg |
| Flight duration | - |
| Engine | 1 Siemens Halske SH-13 |
| Power | 1 x 80 HP |
| Thrust | - |
| Maximum speed | 165 km/h |
| Cruising speed | 155 km/h |
| Rate of climb | 167 m/min |
| Practical range | 1000 km |
| Service ceiling | 4500 m |
| Hovering ceiling | - |
| Crew | - |
