It isn't just track driving, you don't even have to be pushing it hard to realise the steering feels more connected and the whole car is just dynamically more capable. I haven't tracked a BMW or an Audi, I imagine if I did I would feel even more strongly about this. My 335D was no worse then my S8 in terms of ride. The 1 series M sport on run flats rides better then an A3 S line, and BMW have never had to sort their handling out. They have always handled feckin immense . +++