Originally Posted by
lrdpenn
What is the difference between the AA and UA seat? I agree with you, but haven't been able to figure out why (it must be more than A321 being slightly wider.)
The space between the seat pods is variable, and AA elected to space them farther apart. The slightly wider cabin does give them more room to work with; I don't think that fully explains it either, though we'd have to see all the measurements to know for sure.