Originally Posted by danevans

in that video - S4 is a B6, current S4 is B7..
also - BMW inline 6 has the big turbo, this V8 is NA.
Hard to compare these two engines, choosing a car is a matter of personal preference, both are top class..

I'll just repost a link to a must-see commercial for all audi fans
https://youtube.com/watch?v=350tD8E7htM