Quotes from wiki on the 2011 m3:
"Recent testing by Car and Driver magazine has shown that the 2011 M3 equipped with an M-DCT transmission accelerated from 0–60 mph in 3.9 seconds and went on to record a 12.4 second quarter mile time."
car and driver source:
http://archive.caranddriver.com/var/...af8a28559a.pdf