Boeing B-17 Flying Fortress vs. Lockheed C-69 Constellation

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Boeing B-17 Flying Fortress versus Lockheed C-69 Constellation
22.56 m 74 ft 0 in length 29.72 m 97 ft 6 in
5.82 m 19 ft 1 in height 6.02 m 19 ft 9 in
31.62 m 103 ft 9 in wingspan 37.49 m 123 ft
4 Wright R-1820-97 Cyclone Turbosupercharged radial engines engines 4 x Wright R-3350 Duplex-Cyclone radial engines
1,200 horsepower thrust per engine 2,200 to 3,700 horsepower (1,640 to 2,760 kW)
4,800 horsepower total thrust 8,800 to 14,800 horsepower
29,484 kg 65,000 lb MTOW 44,453 kg 98,000 lb
2,000 mi 1,739 nm range 5,200 km 2,808 nm
226 mph 364 km/h cruise speed 507 km/h 315 mph
capacity Up to 109 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.