Lockheed SR-71 Blackbird vs. Douglas DC-8

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Lockheed SR-71 Blackbird versus Douglas DC-8
32.74 m 107 ft 5 in length 57.10 m 187 ft 4 in
5.64 m 18 ft 6 in height 16.84 m 55 ft 3 in
16.94 m 55 ft 7 in wingspan 45.24 m 148 ft 5 in
Two Pratt & Whitney J58 axial-flow turbojets engines 4 x Pratt & Whitney JT3D turbofan engines
34,000 lbs thrust per engine Approximately 17,000 lbf per engine
68,000 lbs total thrust Approximately 68,000 lbf total
78,018 kg 172,000 lb MTOW 158,760 kg 350,000 lb
3,250 mi 2,832 nm range 11,918 km 6,437 nm
Mach 3.2 3951 km/h cruise speed 900 km/h 559 mph
capacity Up to 259 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.