BMW X3 2017–2021 vs Mercedes-Benz M-Class 2011–2015 size comparison

Mercedes-Benz M-Class 2011–2015 is 96 mm (2.0%) longer than BMW X3 2017–2021. It is 35 mm (1.9%) wider, 120 mm (7.2%) taller and 51 mm (1.8%) longer in wheelbase. Boot space with the seats up is 550 L and 690 L (+140 L).

DimensionBMW X3 2017–2021Mercedes-Benz M-Class 2011–2015Difference
Length4708 mm4804 mm+96 mm (+2.0%)
Width1891 mm1926 mm+35 mm (+1.9%)
Height1676 mm1796 mm+120 mm (+7.2%)
Wheelbase2864 mm2915 mm+51 mm (+1.8%)
Boot550 L690 L+140 L

BMW X3 2017–2021 dimensions · Mercedes-Benz M-Class 2011–2015 dimensions