When considering for this buy i was lookin at the E class Mercedes & the 5 series BMW. I felt the Audi was the BEST on account of it had the solace i was searching for in the Mercedes but out performed the BMW in the corners. I incidentally goto the mountains skiing, so the QUATTRO framework in the Audi was a tremendous in addition to. I have yet to encounter any situations alternate than my old Blackberry having situations joining to the bluetooth 2011 Audi A6