Power & Performance
Those special qualities that separate one aircraft design from another. Performance specifications presented assume optimal operating conditions for the Boeing Model 40 Mailplane Transport Biplane.
1 x Pratt & Whitney Wasp radial piston engine developing 420 horsepower.
Propulsion
127 mph
205 kph | 111 kts
Max Speed
14,501 ft
4,420 m | 3 miles
Service Ceiling
649 miles
1,045 km | 564 nm
Operational Range
770 ft/min
235 m/min
Rate-of-Climb