great discussion.
similar answers on numerous occasions about handling characteristics of all of these sleds.
i've seen 'rock star' riding on every brand!
my opinion - if you learn the handling characteristics of any of them they are all excellent!
i have never learned how to ride the XP well but i ride with guys that make it look effortless. i'm an old 1M fan
if you want a bad sled get a 1970 skidoo TNT!