BMW 5 Series (2016) is 371 mm (14.61 inch) longer, 19 mm (0.75 inch) wider, 40 kg (88 lbs) lighter and has 110 liters (3.88 ft3) bigger cargo space than Mercedes GLK-Class (2018).
Mercedes GLK-Class (2018) is 236 mm (9.29 inch) higher than BMW 5 Series (2016).