Lockheed SR-71 Blackbird vs. Douglas DC-7

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Lockheed SR-71 Blackbird versus Douglas DC-7
32.74 m 107 ft 5 in length 34.00 m 111 ft 6 in
5.64 m 18 ft 6 in height 8.38 m 27 ft 6 in
16.94 m 55 ft 7 in wingspan 35.8 m 117 ft 5 in
Two Pratt & Whitney J58 axial-flow turbojets engines 4 x Wright R-3350 Duplex-Cyclone radial engines
34,000 lbs thrust per engine Approximately 3,400 hp per engine
68,000 lbs total thrust Approximately 13,600 hp total
78,018 kg 172,000 lb MTOW 90,718 kg 200,000 lb
3,250 mi 2,832 nm range 6,250 km 3,375 nm
Mach 3.2 3951 km/h cruise speed 507 km/h 315 mph
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.