Cessna O-1 Bird Dog vs. de Havilland Canada DHC-6 Twin Otter

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Cessna O-1 Bird Dog versus de Havilland Canada DHC-6 Twin Otter
7.85 m 25 ft 9 in length 15.32 m 50 ft 3 in
2.22 m 7 ft 3 in height 5.94 m 19 ft 6 in
10.97 m 36 ft wingspan 19.81 m 65 ft
1 × Continental O-470-11 flat six piston engines 2 x Pratt & Whitney Canada PT6A-27 turboprop engines
213 hp (159 kW) thrust per engine 550 to 750 shaft horsepower (410 to 560 kW)
213 hp (159 kW) total thrust 1100 to 1500 shaft horsepower
2,400 lb 1,089 kg MTOW 5,670 kg 12,500 lb
852 km 460 nm range 1,389 km 750 nm
104 mph 167 km/h cruise speed 280 km/h 174 mph
2 capacity 19 passengers
rotor diameter
rate of climb
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.