2023 Audi A3 vs. 2018 BMW 3 Series Sedan Diesel

Two Sedans with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the model year, powertrain, starting price, horsepower, and fuel economy. First of all, there is a $6,350 difference in the base MSRP. The 2018 BMW 3 Series Sedan Diesel, an older vehicle by five model years, has a higher starting price than the 2023 Audi A3. Also, the 2023 A3 has a more powerful engine and gets 4 mpg less than the 2018 3 Series Sedan Diesel. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.