Percival Provost vs. Beechcraft Model 18

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Percival Provost versus Beechcraft Model 18
9.0 m 29 ft 6 in length 10.97 m 36 ft 0 in
3.02 m 9 ft 11 in height 2.74 m 9 ft
12.19 m 40 ft wingspan 14.53 m 47 ft 8 in
1 x Alvis Leonides Major 755/1 inline engine engines 2 x Pratt & Whitney R-985-AN-1 radial engines
Approximately 550 hp thrust per engine Approximately 450 hp per engine
Approximately 550 hp total thrust Approximately 900 hp total
5,500 lb 2,495 kg MTOW 5,670 kg 12,500 lb
1,127 km 608 nm range 1,600 km 864 nm
175 mph 282 km/h cruise speed 322 km/h 200 mph
Pilot and one passenger capacity Up to 11 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.