BMW 5 Series Gran Turismo (2015) is 202 mm (7.95 inch) longer and 20 kg (44 lbs) lighter than Mercedes M-Class (2015).
Mercedes M-Class (2015) is 26 mm (1.02 inch) wider, 229 mm (9.02 inch) higher and has 190 liters (6.71 ft3) bigger cargo space than BMW 5 Series Gran Turismo (2015).