Audi Q7 (2014) is 676 mm (26.61 inch) longer, 166 mm (6.54 inch) wider, 126 mm (4.96 inch) higher and has 754 liters (26.63 ft3) bigger cargo space than Mercedes GLA-Class (2020).
Mercedes GLA-Class (2020) is 792 kg (1,746 lbs) lighter than Audi Q7 (2014).