Originally Posted by Guy Betsy

For coach class travel... maybe you'd want to look at seat pitch, service, food, IFE etc.

Here is a comparison :
YES to miles on most fares / Programme you can credit to...

SQ - 32" pitch. Good service. Good food. Excellent IFE. Yes /*A, VS,DL
EK - 32" pitch. OK service. OK food. Excellent IFE. Yes miles on most fares. Yes / UA, EK
QR - 33" pitch. Good service. Good food. Good IFE. Yes / LH, BD, QR
TG - 34" pitch. Good service. Good food. IFE ?. Yes / *A
MH - 34" pitch. Good service. Good food. Good IFE. Yes / Skyteam
GF - 32" pitch. OK service. Ok food. Bad IFE. Yes / AA, CX, GF