Audi Q7 (2016) is 97 mm (3.82 inch) wider, 323 mm (12.72 inch) higher, 160 kg (353 lbs) lighter and has 520 liters (18.36 ft3) bigger cargo space than Mercedes CL-Class (2020).
Mercedes CL-Class (2020) is 43 mm (1.69 inch) longer than Audi Q7 (2016).