California startup's $3 billion 'manta ray' jet promises 50% lower fuel use
California startup JetZero is developing a 'manta ray' shaped aircraft designed to reduce fuel consumption by up to 50%. The company has secured a $3 billion U.S. government deal and aims for a prototype flight by 2027.
Why it matters
This innovation could significantly lower aviation carbon emissions and operating costs if successfully commercialized.
A California-based startup, JetZero, is all set to move closer to a real-world test of a 'manta ray' aircraft that could change the future of the airline industry forever. According to the startup, its planned Z4 will carry about 250 passengers, fly roughly 5,750 miles and use 30% to 50% less fuel than the aircraft in service today. The company presented the project during the Farnborough International Airshow, held in the United Kingdom from July 20 to July 24, 2026. Japan Airlines has now joined the program to provide operational input.A 'manta ray' shaped aircraftThe company aims to have a full-scale prototype airborne by 2027 and hopes to launch commercial operations in the early 2030s. In July, JetZero announced a $3 billion deal with the U.S.
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