Piper L-4 Grasshopper vs. Beechcraft Model 18

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Piper L-4 Grasshopper versus Beechcraft Model 18
6.86 m 22 ft 5 in length 10.97 m 36 ft 0 in
2.03 m 6 ft 8 in height 2.74 m 9 ft
10.72 m 35 ft 2 in wingspan 14.53 m 47 ft 8 in
1 x Continental O-170-3 piston engine engines 2 x Pratt & Whitney R-985-AN-1 radial engines
Approximately 65 hp thrust per engine Approximately 450 hp per engine
Approximately 65 hp total thrust Approximately 900 hp total
1,220 lb 553 kg MTOW 5,670 kg 12,500 lb
306 km 165 nm range 1,600 km 864 nm
65 mph 105 km/h cruise speed 322 km/h 200 mph
Pilot and observer 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.