Originally Posted by
sltlyamusd
The 19.7" seat width on the A320 is measured armrest to armrest (a convenient marketing ploy by VX), whereas 17" on the 737 excludes the armrests. The A320 Y seat is only about three quarters of an inch wider compared to the 737.
OK... but it's still wider at 17.75" (and any wider at ALL still makes a difference in coach). Thanks for correcting me on that, then (I grabbed stats from SeatGuru).