The 2021 BMW X1 is available as a 4-door, 5-seat sport utility. Starting at $35,400, the 2021 BMW X1 FWD is powered by a 2.0LL , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 24-mpg in the city and 33-mpg on the highway. The top of the line 2021BMWX1AWD , priced at $ 37,400 , is powered by a 2.0LL , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 23-mpg in the city and 31-mpg on the highway.