Audi Q7 (2016) is 157 mm (6.18 inch) longer, 115 mm (4.53 inch) wider, 244 mm (9.61 inch) higher and has 340 liters (12.01 ft3) bigger cargo space than Mercedes E-Class (Estate) (2017).
Mercedes E-Class (Estate) (2017) is 149 kg (328 lbs) lighter than Audi Q7 (2016).