Propulsive efficiency gains could diminish for bigger turbofans unless nacelle drag can be reduced. Flight tests show promise from a short inlet design.
Airbus has been selling more A321neos than A320neos since 2019. Now it is also producing more of its largest narrowbody—with significant strategic implications.
China has flown a verification scale model of the BWB-330 blended wing body concept, a future civil airliner design that would carry 300-330 passengers.