Article · Wikipedia archive · Last revised Jul 18, 2026

Comac C939

The Comac C939 is a planned long-range wide-body twinjet airliner family being developed by Chinese Comac as a competitor to the Boeing 777X and Airbus A350. It is designed to be larger than the other two models in its domestically produced aircraft line: the Comac C919 and Comac C929.

Last revised
Jul 18, 2026
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Comac C939
General information
TypeWide-body jet airliner
National originChina
ManufacturerComac
StatusIn preliminary design12

The Comac C939 is a planned long-range wide-body twinjet airliner family being developed by Chinese Comac as a competitor to the Boeing 777X and Airbus A350.1 It is designed to be larger than the other two models in its domestically produced aircraft line: the Comac C919 and Comac C929.1

Design

In May 2024, the designs for the C939 were reported to have a capacity of four hundred to five hundred seats and a range of 7,000 nautical miles [nmi] (13,000 km; 8,100 mi).3 The C939 is expected to be a twinjet.3

Development

In June 2011, Comac was studying the 290-seat wide-body C929 and 390-seat C939 extra-wide-body aircraft.4 Preliminary plans for the C939 were mentioned in Chinese newspapers in 2015 and 2017.5

In May 2024, South China Morning Post reported that Comac had started work on the C939.12

See also

See also

Aircraft of comparable role, configuration, and era

References

References