Beechcraft Model 18 vs. Aero Commander 690

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Beechcraft Model 18 versus Aero Commander 690
10.97 m 36 ft 0 in length 12.04 m 39 ft 6 in
2.74 m 9 ft height 3.75 m 12 ft 4 in
14.53 m 47 ft 8 in wingspan 15.02 m 49 ft 3 in
2 x Pratt & Whitney R-985-AN-1 radial engines engines 2 x Lycoming TIO-540
Approximately 450 hp per engine thrust per engine 380 lbs
Approximately 900 hp total total thrust 760 lbs
5,670 kg 12,500 lb MTOW 8,000 lb 3,629 kg
1,600 km 864 nm range 1,600 nm 2,963 km
322 km/h 200 mph cruise speed 260 kts 162 mph
Up to 11 passengers capacity Up to 6 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.