The Audi A6 was facelifted for 2016, but it’s barely any different from the A6 of 2015 and the years prior. That, however, is a very good thing, since we’ve long ranked it at or near the top of its segment. Audi’s mid-sizer started winning comparison tests in 2009. Since then, A6s have been victorious three more times. We’ve been suckers for the cars’ smooth powertrains, responsive handling,