Audi Q7 (2015) is 207 mm (8.15 inch) longer, 339 mm (13.35 inch) higher and has 649 liters (22.92 ft3) bigger cargo space than Mercedes E-Class (2015).
Mercedes E-Class (2015) is 87 mm (3.43 inch) wider and 532 kg (1,173 lbs) lighter than Audi Q7 (2015).