Beechcraft Model 18 vs. Aero Commander 680

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Beechcraft Model 18 versus Aero Commander 680
10.97 m 36 ft 0 in length 11.38 m 37 ft 4 in
2.74 m 9 ft height 3.6 m 11 ft 10 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 7,500 lb 3,402 kg
1,600 km 864 nm range 1,500 nm 2,778 km
322 km/h 200 mph cruise speed 218 kts 135 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.