| Manufacturer | Dornier |
| Model | Merkur |
| Modification | Merkur I |
| Country | Germany |
| Years | 1925 |
| Type | Transport aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 19.60 m |
| Length | 12.50 m |
| Height | 3.50 m |
| Wing area | 62.00 m2 |
| Zero fuel weight | - |
| Empty weight | 2219 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 3384 kg |
| Flight duration | - |
| Engine | 1 BMW VI |
| Power | 1 x 600 HP |
| Thrust | - |
| Maximum speed | 190 km/h |
| Cruising speed | 160 km/h |
| Rate of climb | - |
| Practical range | 700 km |
| Service ceiling | 5200 m |
| Hovering ceiling | - |
| Crew | 2 |
