Originally Posted by Brandon26pdx
R8 definitely has a bit more grunt. TTRS did okay through 2nd gear though. Considering it has AWD and quite a bit less rated HP, that's not too bad. M3 has it's weight penalty working against it.
Stock vs stock, M3 DKG should be little faster than R8 V8 (doesn't matter if it is manual or T-tronic) from a roll.