Boeing B-29 Superfortress vs. Lockheed SR-71 Blackbird

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Boeing B-29 Superfortress versus Lockheed SR-71 Blackbird
30.17 m 99 ft 0 in length 32.74 m 107 ft 5 in
9.02 m 29 ft 7 in height 5.64 m 18 ft 6 in
43.06 m 141 ft 3 in wingspan 16.94 m 55 ft 7 in
4 Wright R-3350s engines Two Pratt & Whitney J58 axial-flow turbojets
2,200 hp thrust per engine 34,000 lbs
8,800 hp total thrust 68,000 lbs
63,502 kg 140,000 lb MTOW 78,018 kg 172,000 lb
3,700 mi 3,219 nm range 3,250 mi 2,832 nm
220 mph 354 km/h cruise speed Mach 3.2 3951 km/h
20,000 lbs (9,100 kg) bomb load capacity
rotor diameter
rate of climb
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.