BMW X4 (2015) is 770 kg (1,698 lbs) lighter than Mercedes GL-Class (2020).
Mercedes GL-Class (2020) is 475 mm (18.70 inch) longer, 117 mm (4.61 inch) wider, 226 mm (8.90 inch) higher and has 180 liters (6.36 ft3) bigger cargo space than BMW X4 (2015).