BMW Z4 (2018) is 601 kg (1,325 lbs) lighter than Mercedes GLC-Class (2017).
Mercedes GLC-Class (2017) is 332 mm (13.07 inch) longer, 26 mm (1.02 inch) wider, 355 mm (13.98 inch) higher and has 69 liters (2.44 ft3) bigger cargo space than BMW Z4 (2018).