Audi Q5 (2015) is 219 mm (8.62 inch) longer, 64 mm (2.52 inch) wider, 44 mm (1.73 inch) higher and has 105 liters (3.71 ft3) bigger cargo space than Mercedes GLA-Class (2017).
Mercedes GLA-Class (2017) is 232 kg (511 lbs) lighter than Audi Q5 (2015).