Originally Posted by
winnipegrev
UA has been receiving some E75s with new winglets which reduce fuel burn a few % and should theoretically extend range a small amount.
But AC is operating CRAs because people put up with it - not that I hate it, I find the 34" legroom and IFE quite nice but overall claustrophobic. I believe the fuel burn of a CRA is significantly lower than an E75.
New winglets

The new seats in the UA E75 are awful. They're hard and not tall enough headrest.