Lockheed L-1011 TriStar 500 vs. Kaman K-MAX

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Lockheed L-1011 TriStar 500 versus Kaman K-MAX
50.05 m 164 ft 3 in length 15.85 m 52.0 ft
16.87 m 55 ft 4 in height 4.10 m 13.5 ft
50.09 m 164 ft 4 in wingspan
3 Rolls-Royce RB211 engines engines 1 x Honeywell T53-17 turboshaft engines
42,000 lbf thrust per engine 1,600 hp
126,000 lbf (3 engines x 42,000 lbf per engine) total thrust 1,600 hp
231,330 kg 510,000 lb MTOW 2,721 kg 6,000 lb
11,260 km 6,100 nm range 370 km 200 nm
525 knots 972 km/h cruise speed 185 km/h 115 mph
Max. 315 passengers (typical 253) capacity 4.1
rotor diameter 13.2 m 43 ft 4 in
rate of climb 6.7 m/s 1,318 ft/min
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.