Comparison of Acro Sport II and Sukhoi Su-31 [S]ave
| Attribute |  Sukhoi Su-31 × |  Acro Sport II × |
|---|---|---|
| General | ||
| Manufacturer | Sukhoi | Acro Sport |
| Model | Sukhoi Su-31 | Acro Sport II |
| Country | Russia | United States |
| Manufactured from (year) | 1995 | 1975 |
| Type | Aerobatic | Aerobatic |
| Icao | SU31 | ACR2 |
| Performance | ||
| Engine | 1x 1 X Steen Aero Lab M-14PF | 1x Lycoming O-360 |
| Power, hp (hp) | 400 | 180 |
| Max cruise speed (km/h) | 330 | 244 |
| Approach speed (km/h) | - | 85 |
| Travel range (km) | 1,100 | 685 |
| Fuel economy (km/l) | 4.09 | - |
| Service ceiling (m) | 13,106 | 6,096 |
| Rate of climb (m/sec) | 23.88 | 6.1 |
| Take off distance (m) | 363 | 340 |
| Landing distance (m) | 300 | 300 |
| Weights | ||
| Max take off weight (kg) | 1,100 | 690 |
| Max payload (kg) | 350 | 210 |
| Fuel tank capacity (l) | 289 | 114 |
| Dimensions | ||
| Seats | 1 | 2 |
| Exterior length (m) | 6.9 | 5.75 |
| Tail height (m) | 2.76 | 2.03 |
| Fuselage diameter (m) | - | 0.85 |
| Wing span (m) | 8.2 | 6.6 |
| Wing tips | No Winglets | No Winglets |
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