Originally Posted by
Altcrznav
Airbus example ahead.
If I have a choice between Flaps 2 and lower V speeds or Flaps 1 and higher V speeds to lift a heavy weight, which one would be the preferred configuration?
Assume a 10000' runway and no obstacles.
If both provide the same RTOW and Flex, go for 2 (higher flaps setting).
Ref. FCOM-PER-TOF Considerations