Audi Q8 (2020) is 292 mm (11.50 inch) longer, 184 mm (7.24 inch) wider, 250 mm (9.84 inch) higher and has 374 liters (13.21 ft3) bigger cargo space than Mercedes C-Class (Estate) (2017).
Mercedes C-Class (Estate) (2017) is 675 kg (1,488 lbs) lighter than Audi Q8 (2020).