Cessna O-1 Bird Dog vs. Robinson R22

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Cessna O-1 Bird Dog versus Robinson R22
7.85 m 25 ft 9 in length 8.76 m 28 feet 75 inch
2.22 m 7 ft 3 in height 2.72 m 8 feet 9 inch
10.97 m 36 ft wingspan
1 × Continental O-470-11 flat six piston engines 1 x Lycoming O-320
213 hp (159 kW) thrust per engine 110 kW
213 hp (159 kW) total thrust 110 kW
2,400 lb 1,089 kg MTOW 635 kg 1,400 lb
852 km 460 nm range 348 km 188 nm
104 mph 167 km/h cruise speed 177 km/h 110 mph
2 capacity 1 pilot + 1 passenger
rotor diameter 7.67 m 25 ft 2 in
rate of climb 5.2 m/s 1,024 ft/min
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.