The Airbus A330neo ("neo" for "New Engine Option") is a wide-body jet airliner currently under development by Airbus from the Airbus A330 (now A330ceo - "Current Engine Option").A new version with modern engines developed for the Boeing 787 was called for by owners of the current A330.It was launched on 14 July 2014 at the Farnborough Airshow, promising 14% better Fuel economy per seat.It will use exclusively the larger Rolls-Royce Trent 7000.Its two versions are based on the A330-200 and -300 : the -800 should cover 7500 nm (13,900 km) with 257 passengers while the -900 should cover 6550 nm (12,130 km) with 287 passengers. The -900 should be introduced at the end of 2017.