Turboprop aircraft have one or more gas-turbine engines connected to a gearbox that turns the propeller(s), to move the aircraft on the ground and through the air. 涡轮螺旋桨飞机使用Jet-A燃料, are frequently larger than piston-powered aircraft, can carry more payload and passengers than their piston-powered counterparts and can typically fly higher than pistons, 海拔高达35度,000英尺. Turboprop aircraft have lower operating costs than jets because they burn less fuel, 但它们也比喷气式飞机慢. Turboprops are an attractive option for businesses that need to fly missions requiring 600-1,000 miles of travel between general aviation airports that often have runways too short to accommodate jets. 这些飞机大小不一, but the interior of a typical turboprop is the size of a large SUV, 座椅6 - 8人, 而且通常配置类似于小型办公室, where co-workers can meet and make productive use of time en route to a destination.
Manufacturers of turboprop aircraft include the following companies: