We've fulltimed in ours for almost 15 months.
To the best of my knowledge, the Big Sky is an upgrade to the standard Montana and has a higher quality interior appointments, has some additional trim, has some things standard that are options on the base model. We sometimes wish we'd gone with the BS but I balked at the price differential. I'm the family bean counter and it's not the first time I've kicked myself for having a cheap moment.
