| Manufacturer | Junkers |
| Model | Junkers J.I |
| Modification | J.I |
| Country | Germany |
| Years | 1917 |
| Type | Bomber |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 15.00 m |
| Length | 9.06 m |
| Height | 3.47 m |
| Wing area | 50.84 m2 |
| Zero fuel weight | - |
| Empty weight | 1766 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 2176 kg |
| Flight duration | - |
| Engine | 1 Benz Bz IV |
| Power | 1 x 200 HP |
| Thrust | - |
| Maximum speed | 155 km/h |
| Cruising speed | 132 km/h |
| Rate of climb | 80 m/min |
| Practical range | 310 km |
| Service ceiling | 4000 m |
| Hovering ceiling | - |
| Crew | 2 |
