The Boeing 777 is a long-range wide-body twin-engine jet airliner designed and manufactured by Boeing Commercial Airplanes, the commercial business unit of Boeing. Commonly referred to as "Triple Seven", it is the largest twinjet. The 777 can accommodate between 301 and 458 (Air Canada High Density) passengers in a three-class layout, and has a range of , depending on the model. Developed in consultation with eight major airlines, the 777 was designed to replace older wide-body airliners and bridge the capacity difference between the 767 and 747.