Audi Q5 (2015) is 205 mm (8.07 inch) longer, 94 mm (3.70 inch) wider, 161 mm (6.34 inch) higher and has 119 liters (4.20 ft3) bigger cargo space than Mercedes GLA-Class (2016).
Mercedes GLA-Class (2016) is 400 kg (882 lbs) lighter than Audi Q5 (2015).