BMW X6 (2020) is 807 mm (31.77 inch) longer, 202 mm (7.95 inch) wider, 389 mm (15.31 inch) higher and has 245 liters (8.65 ft3) bigger cargo space than Mercedes SLK-Class (2017).
Mercedes SLK-Class (2017) is 944 kg (2,081 lbs) lighter than BMW X6 (2020).