The 2010 Acura RDX is available as a 4-door, 5-seat sport utility. Starting at $32,520, the 2010 Acura RDX FWD is powered by a 2.3L, 4-cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 24-mpg on the highway. The top of the line 2010 Acura RDX w/Technology Package FWD, priced at $35,620, is powered by a 2.3L, 4-cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 24-mpg on the highway.