Originally Posted by dlnewbie
I would have to agree with the previous posters that if domestic upgrades is your deciding factor in a FF elite program, than NW/CO is the way to go. I would probably choose NW, as they seem to have many more bonus mile opportunities then CO does.
Also, AFAIK NW planes are configured to have more first class seats than CO planes, generally speaking (usually 16 F seats on the 319/320/DC-9 which covers most of the domestic market).
peace,
~Ben~