| Manufacturer | IAR |
| Model | IAR-99 Soim |
| Modification | IAR.99 |
| Country | Romania |
| Years | 1985 |
| Type | Attack aircraft |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 9.85 m |
| Length | 11.01 m |
| Height | 3.989 m |
| Wing area | 18.71 m2 |
| Zero fuel weight | - |
| Empty weight | 3200 kg |
| Maximum takeoff weight | 5560 kg |
| Normal takeoff weight | 4400 kg |
| Flight duration | 2.40 h |
| Engine | 1 ТРД Turbomecanica (Rolls-Royce) Viper Mk. 632-41M |
| Power | - |
| Thrust | 1 x 17.79 kN |
| Maximum speed | 865 km/h |
| Cruising speed | - |
| Rate of climb | - |
| Practical range | 1100 km |
| Service ceiling | 12900 m |
| Hovering ceiling | - |
| Crew | 2 |
