BMW 4 Series Gran Coupe (2017) is 338 kg (745 lbs) lighter than Mercedes M-Class (2015).
Mercedes M-Class (2015) is 166 mm (6.54 inch) longer, 100 mm (3.94 inch) wider, 399 mm (15.71 inch) higher and has 209 liters (7.38 ft3) bigger cargo space than BMW 4 Series Gran Coupe (2017).