777x 算是，但是卡爾霍恩已經說過2030中期之前是不會有新機型取代737.就看新CEO是否有勇氣一邊虧錢一邊開發新機

in November 2022, Boeing CEO David Calhoun stated that the company would not introduce a new airplane until the mid-2030s. Calhoun's decision was based on the belief that the technology for a significant improvement in fuel efficiency would not be available until then.