Two 2012 Audi models - the A8 and A6 - have met wild success in this year's APEAL study from J.D. Power and Associates. Wondering which models took home the coveted award? The new Audi A8 received the highest ratings of any other large luxury auto assessed. The same can be said for the 2012 A6 within the midsize segment. What's more, J.D. Power and Associates have designated the 2012 Audi A8 as…

Car and Driver and Road & Track recently held comparison tests between luxury sedans defined by dramatic wheelbases.  Car and Driver pitted the glamorous Audi A8L FSI Quattro Auto Tiptronic Sedan against the XJL Supercharged and 750Li. Road & Track decreased the odds of winning by adding one more model to the mix: the Equus Signature. The car that emerged victorious: The A8L.

You may want to know what won the judges over. To start, the long-wheelbase…