McDonnell-Douglas DC-9-30 vs. Douglas DC-7

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McDonnell-Douglas DC-9-30 versus Douglas DC-7
36.36 m 119 ft 3 in length 34.00 m 111 ft 6 in
8.5 m 27 ft 11 in height 8.38 m 27 ft 6 in
28.44 m 93 ft 4 in wingspan 35.8 m 117 ft 5 in
2x Pratt & Whitney JT8D engines 4 x Wright R-3350 Duplex-Cyclone radial engines
15,000 pound-force thrust per engine Approximately 3,400 hp per engine
30,000 pound-force (2 engines) total thrust Approximately 13,600 hp total
54,885 kg 121,000 lb MTOW 90,718 kg 200,000 lb
2,632 km 1,422 nm range 6,250 km 3,375 nm
898 km/h 558 mph cruise speed 507 km/h 315 mph
Up to 139 passengers capacity Up to 105 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.