BMW 4 Series (2013) is 995 kg (2,194 lbs) lighter than Mercedes GL-Class (2017).
Mercedes GL-Class (2017) is 508 mm (20.00 inch) longer, 173 mm (6.81 inch) wider, 488 mm (19.21 inch) higher and has 235 liters (8.30 ft3) bigger cargo space than BMW 4 Series (2013).