Audi Q8 (2020) is 122 mm (4.80 inch) wider, 290 mm (11.42 inch) higher and has 374 liters (13.21 ft3) bigger cargo space than Mercedes CL-Class (2018).
Mercedes CL-Class (2018) is 101 mm (3.98 inch) longer and 50 kg (110 lbs) lighter than Audi Q8 (2020).