Yakovlev Yak-9 vs. Robinson R44 Raven II

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Yakovlev Yak-9 versus Robinson R44 Raven II
8.55 m 28 ft 1 in length 11.66 m 38 ft 3 in
3 m 9 ft 10 in height 3.28 m 10 ft 9 in
9.74 m 32 ft wingspan
Engines: 1x Klimov VK-107A Piston engines Lycoming IO-540-AE1A5
1,650 horsepower thrust per engine 245 hp
1,650 horsepower total thrust 245 hp
3,098 kg 6,830 lb MTOW 1,134 kg 2,500 lb
490 nm 908 km range 610 km 329 nm
320 knots 186 mph cruise speed 222 km/h 138 mph
capacity 3 passengers
rotor diameter 10.06 m 33 ft 0 in
rate of climb 5.1 m/s 1,000 ft/min
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.