Originally Posted by
manacit
I, and a good portion of this board, will tell you to stay away from the 767-400 "coffin" seats - they are widely (and, IMO, correctly) identified as the worst D1 seats that DL puts in the air. The A330 on the other hand are one of the best - given Alitalia's perpetually precarious position around going out of business, I would highly recommend the DL-metal A330 as being your best option.
I second this comment. We flew ATL>FCO last November on a 767-400 and the D1 seat was awful. Most uncomfortable overnight flight to Europe we’ve ever had. Flew back CDG>ATL on a DL A330 and it was great. We have already decided we’ll avoid 767-400’s at almost any cost.