The 2009 Audi A3 is available as a 4-door, 5-seat hatchback. Starting at $26,920, the 2009 Audi A3 (M6) FrontTrak FrontTrak is powered by a 2.0L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 21-mpg in the city and 30-mpg on the highway. The top of the line 2009AudiA3w/PZEV FrontTrak FrontTrak , priced at $ 28,400 , is powered by a 2.0L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 28-mpg on the highway.