Audi Q8 (2019) is 860 mm (33.86 inch) longer, 177 mm (6.97 inch) wider, 404 mm (15.91 inch) higher and has 529 liters (18.68 ft3) bigger cargo space than Mercedes SLK-Class (2014).
Mercedes SLK-Class (2014) is 720 kg (1,587 lbs) lighter than Audi Q8 (2019).