A:Answerthey all same , they all looks good in show room, after started using few days at home you wont notice any difference between regular 4K UHD DVR vs Q models, if I were you I would buy the basic model and spend more money on sound system
A:Answeryes it is, because TV is much safer when it is on the wall, Best buy protection plan does not cover physical damage ,agin when it is wall mounted you have option to tilt the tv the way you want