Compare the Audi A6 3.0T Competition - [2017] vs Dodge Dart Phoenix 5.9 V8 360 Hardtop - [1960]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the Audi A6 3.0T Competition or the Dodge Dart Phoenix 5.9 V8 360 Hardtop. We'll leave it up to you to decide which is your favourite.