The Mazda MAZDA6 returns with an all-new design for the 2009 model year. Changes include larger vehicle proportions and additional zoom-zoom under the hood. Overall, the changes build on the vehicle's already impressive feature set, and make the 2009 MAZDA6 a top-contender for sporty mid-sized sedan of the year. The optional V6 engine and smooth transmissions combine to improve on the fun driving experience. The roomy interior comes with a quality design build. Base price for the 2009 Mazda MAZDA6 runs in the $18,500 range. Fuel efficiency peaks at an estimated 29 mpg on the highway and all models come with Mazda's 5-year/60,000-mile drivetrain warranty.