GMC envoy xl denali,, or gmc envoy xl,, chevy tahoe or yukon, or nissan armada?

which one is better and also is Nissan Armada is a real truck just like the Nissan Patrol and by the way i \m thinking about the lexus GX470 also bear in mind any of your pick i am going to get it used cause i cant afford it new, i'm trying to get the best possible SUV for my money