Audi Q8 (2020) is 115 mm (4.53 inch) longer, 309 mm (12.17 inch) higher and has 324 liters (11.44 ft3) bigger cargo space than Mercedes E-Class (2017).
Mercedes E-Class (2017) is 77 mm (3.03 inch) wider and 447 kg (985 lbs) lighter than Audi Q8 (2020).