Boeing 7X7 or simply 7X7 is a term used to describe Boeing's series of airliners, the Boeing 707, 717, 727, 737, 747, 757, 767, 777, and 787. It is comparable to Airbus's A300 to A380 range of aircraft. The Boeing Company (NYSE: BA, TYO: 7661 ) is an aerospace and defense corporation headquartered in Chicago, Illinois. ... An Airbus A340 airliner operated by Air Jamaica An airliner is a large fixed-wing aircraft whose primary function is the transportation of paying passengers. ... View of the port (left) number 1 & 2 Pratt & Whitney JT3D jet engines of a British Caledonian Boeing 707 showing the peculiarity of the number 1 engine mount which is different from the other three. ... The twinjet Boeing 717 was the smallest jet airliner produced by Boeings Commercial Airplane division. ... The Boeing 727 is a mid-size, single-aisle (narrow-body) commercial jet airliner. ... The Boeing 737 is the worlds most popular medium-range, narrowbody commercial passenger jet aircraft. ... The Boeing 747, commonly called a Jumbo Jet, is among the most recognizable jet airliners and is the largest passenger airliner in service. ... American Airlines Boeing 757 The Boeing 757 is a medium-range transcontinental commercial passenger airplane manufactured by Boeing Commercial Airplanes. ... The Boeing 767 is a commercial passenger aircraft manufactured by Boeings Commercial Airplane division. ... The Boeing 777 is a family of long-range wide-body twin-engine airliners built by Boeings Commercial Airplanes division. ... The Boeing 787 Dreamliner is a mid-sized wide body, twin engined passenger airliner currently under development by Boeings Commercial Airplanes unit and scheduled to enter service in May 2008. ... Airbus S.A.S. is a leading aircraft manufacturer based in Toulouse, France. ...