de Havilland Vampire vs. Robinson R44 Raven II

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de Havilland Vampire versus Robinson R44 Raven II
9.37 m 30 ft 9 in length 11.66 m 38 ft 3 in
2.69 m 8 ft 10 in height 3.28 m 10 ft 9 in
11.58 m 38 ft wingspan
1 de Havilland Goblin turbojet engines Lycoming IO-540-AE1A5
3,350-lb thrust per engine 245 hp
3,350-lb total thrust 245 hp
5,053 kg 11,150 lb MTOW 1,134 kg 2,500 lb
1,351 km 730 nm range 610 km 329 nm
316 mph 509 km/h 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.