Audi Q7 (2016) is 112 mm (4.41 inch) longer, 87 mm (3.43 inch) wider, 323 mm (12.72 inch) higher and has 490 liters (17.30 ft3) bigger cargo space than Mercedes CLS-Class (2014).
Mercedes CLS-Class (2014) is 285 kg (628 lbs) lighter than Audi Q7 (2016).