Mazda6 (2.5L): 21 mpg city/30 mpg highway (manual); 22 mpg city/31 mpg highway (automatic) Mazda6 (3.7L): 18 mpg city/27 mpg highway Fun handling Responsive engines Long standard features list ...

The 2013 Mazda MAZDA6 is a prime example of the fact that ... this vehicle gives 21/30 mpg city/highway. Conversely, the 272 horsepower, 3.7-liter, V-6 engine gives a mileage of 18/27 mpg city ...