Could the new V-8 powered RS4 defeat the mighty M3? AutoWeek faults the past RS4s for weak steering feel (thanks to the AWD system) and some turbo lag. This Audi has upgraded to a naturally aspirated 4.2-liter V-8, but all-wheel drive remains. The RS4 makes for a better Audi, AutoWeek finds the BMW's rear-wheel drive makes it the more "engaging and rewarding drive".

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