Lockheed L-1011 TriStar 500 vs. Douglas DC-7

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Lockheed L-1011 TriStar 500 versus Douglas DC-7
50.05 m 164 ft 3 in length 34.00 m 111 ft 6 in
16.87 m 55 ft 4 in height 8.38 m 27 ft 6 in
50.09 m 164 ft 4 in wingspan 35.8 m 117 ft 5 in
3 Rolls-Royce RB211 engines engines 4 x Wright R-3350 Duplex-Cyclone radial engines
42,000 lbf thrust per engine Approximately 3,400 hp per engine
126,000 lbf (3 engines x 42,000 lbf per engine) total thrust Approximately 13,600 hp total
231,330 kg 510,000 lb MTOW 90,718 kg 200,000 lb
11,260 km 6,100 nm range 6,250 km 3,375 nm
525 knots 972 km/h cruise speed 507 km/h 315 mph
Max. 315 passengers (typical 253) 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.