AvBuyer offers the very latest new and used Turboprop aircraft for sale worldwide. Turboprop aircraft are so-called because they use turbine engines to drive their propeller. There are single engine and twin engine turboprops. Turboprop aircraft are mostly used where high-performance short-takeoff and landing (STOL) capability and efficiency at modest flight speeds are required. They are most efficient at flight speeds below 725 km/h (450 mph; 390 knots) and are widely used for business. Popular Turboprop aircraft for sale include the Beechcraft King Air series, Pilatus PC-12 series, Piaggio Avanti and the Cessna Caravan series which includes options with the Cessna Grand Caravan for floats making the plane amphibious.