Originally Posted by
seattle29
73H = 737-800 with winglets, compared to 738 (737-800 without winglets). H is the 8th letter in the alphabet, you also see 73G for the 737-700.
Personally I prefer FM over MU.
Haha, I think I dislike them both equally. I could say that MU has better airplanes (true), but 737s and 320s don't qualify as such.