Audi Q7 (2014) is 662 mm (26.06 inch) longer, 196 mm (7.72 inch) wider, 243 mm (9.57 inch) higher and has 768 liters (27.12 ft3) bigger cargo space than Mercedes GLA-Class (2016).
Mercedes GLA-Class (2016) is 960 kg (2,116 lbs) lighter than Audi Q7 (2014).