Compare images of 2017 Audi A4 and 2017 BMW 3 Series Sedan Diesel by choosing the desired model and trim and then selecting the comparison image.
Two Sedans with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the powertrain, starting price, horsepower, and fuel economy. First of all, the 2017 Audi A4 has bigger and thirstier engine; the 2017 BMW 3 Series Sedan Diesel gets 6.4 more mpg. Also, the 2017 A4 is priced $5,350 lower compared to the base MSRP of the 2017 3 Series Sedan Diesel. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.