Boeing KC-97 Stratofreighter vs. Douglas DC-6

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Boeing KC-97 Stratofreighter versus Douglas DC-6
33.68 m 110 ft 6 in length 32.18 m 105 ft 7 in
11.58 m 38 ft height 8.94 m 29 ft 4 in
43.05 m 141 ft 3 in wingspan 35.81 m 117 ft 6 in
4 x Pratt & Whitney R-4360 Wasp Major radial engines engines 4 x Pratt & Whitney R-2800-CB17 radial engines
3,000 to 4,300 hp (2,200 to 3,200 kW) thrust per engine Approximately 2,500 hp per engine
12,000 to 17,200 hp (8,800 to 24,800 kW) total thrust Approximately 10,000 hp total
73,000 kg 161,000 lb MTOW 52,200 kg 115,100 lb
3,700 km 1,998 nm range 5,800 km 3,133 nm
610 km/h 379 mph cruise speed 507 km/h 315 mph
capacity Up to 102 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.