Boeing 747-400ERF vs. Douglas DC-6

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Boeing 747-400ERF versus Douglas DC-6
70.67 m 232 ft 0 in length 32.18 m 105 ft 7 in
19.33 m 63 ft 5 in height 8.94 m 29 ft 4 in
64.44 m 211 ft 5 in wingspan 35.81 m 117 ft 6 in
4 x Pratt & Whitney PW4056 turbofan engines engines 4 x Pratt & Whitney R-2800-CB17 radial engines
Approximately 56,750 lbf thrust per engine Approximately 2,500 hp per engine
Approximately 227,000 lbf total thrust Approximately 10,000 hp total
412,769 kg 910,000 lb MTOW 52,200 kg 115,100 lb
7,260 km 3,920 nm range 5,800 km 3,133 nm
933 km/h 580 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.