Compare images of 2018 BMW X3 and 2018 BMW X4 by choosing the desired model and trim and then selecting the comparison image.
What we have here are two SUVs from BMW with some differences, such as the cargo volume, starting price, horsepower, and fuel economy. First of all, there is a $4,950 difference in the base MSRP. The 2018 BMW X4 has a higher starting price than the 2018 BMW X3. Also, a bigger engine usually means less mpg. But the 2018 X3 has a more powerful engine and it gets 2 more mpg than the 2018 X4. And finally, the X3 fits 11 ft² more cargo behind second-row seats. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.