Compare images of 2018 BMW 3 Series Sedan Diesel and 2020 Cadillac CT4 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, horsepower, fuel economy, model year, and starting price. First of all, the 2020 Cadillac CT4 is priced $8,755 lower compared to the base MSRP of the 2018 BMW 3 Series Sedan Diesel, which is older by two model years. Also, the 2020 CT4 has a more powerful engine and gets 9.5 mpg less than the 2018 3 Series Sedan Diesel. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.