Compare images of 2016 Audi A6 and 2016 Audi S4 by choosing the desired model and trim and then selecting the comparison image.
What we have here are two Sedans from Audi with some differences, such as the horsepower, fuel economy, ground shadow size, and height. First of all, the 2016 Audi S4 has bigger and thirstier engine; the 2016 Audi A6 gets 5.1 more mpg. And finally, the 2016 A6 is both slightly larger and taller than the 2016 S4. Among similarities are the body structure, market segment, starting price, and maximum occupancy.