Cessna O-1 Bird Dog vs. Yakovlev Yak-11

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Cessna O-1 Bird Dog versus Yakovlev Yak-11
7.85 m 25 ft 9 in length 8.50 m 27 ft 11 in
2.22 m 7 ft 3 in height 3.38 m 11 ft 1 in
10.97 m 36 ft wingspan 9.3 m 30 ft 6 in
1 × Continental O-470-11 flat six piston engines 1 x Shvetsov ASh-21 radial engine
213 hp (159 kW) thrust per engine Approximately 700 hp
213 hp (159 kW) total thrust Approximately 700 hp
2,400 lb 1,089 kg MTOW 2,160 kg 4,762 lb
852 km 460 nm range 800 km 432 nm
104 mph 167 km/h cruise speed 315 km/h 196 mph
2 capacity Pilot and one passenger
rotor diameter
rate of climb
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.