BMW 1 Series (2014) is 380 kg (838 lbs) lighter than Mercedes GLK-Class (2018).
Mercedes GLK-Class (2018) is 176 mm (6.93 inch) longer, 92 mm (3.62 inch) wider, 288 mm (11.34 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than BMW 1 Series (2014).