Originally Posted by
Precontact
How true: Lyons also noted that the A321LR’s cruise speed of Mach 0.78 is “relatively low … compared to some of its competitors” such as the Mach 0.85-cruising Boeing 787, possibly producing a negative “knock-on effect for utilization on some of the shorter-length but still long-haul sectors” operated by the A321LR.
https://www.ainonline.com/aviation-n...antic-service#
A 757 can cross the tracks at .80 and make gas. Nothing can compare to a 757, other than a 757. No Guppy or Fifi.