Technical specifications 
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TECHNICAL SPECIFICATIONS
| DESIGNER | Polikarpov |
| COUNTRY | Russia |
| TYPE | Front-line Fighter |
| CREW | 1 |
| POWER-PLANT | One reciprocating motor Μ-25 |
| Power, h.p. | 1 x 900 |
| DIMENSIONS | |
| Length, m | 6,07 |
| Height, m | 3,25 |
| Wing span, m | 9,00 |
| Wing area, m2 | 14,54 |
| WEIGHT | |
| Normal take-off, kg | - |
| Empty aircraft, kg | 1.327 |
| Maximum take-off, kg | 1.716 |
| Internal fuel, kg | - |
| PERFORMANCE | |
| Maximum speed, km/h | 427 |
| Cruising speed, km/h | - |
| Max speed in low height, km/h | 382 |
| Rate of climb, m/min | 860 |
| Service ceiling, m | 8.470 |
| Range, km | 650 |
| Combat range, km | - |
| ARMAMENT | 4 x 7,62 mm machine-guns ShKAS |
