Audi Q5 (2018) is 33 mm (1.30 inch) longer, 115 mm (4.53 inch) wider, 221 mm (8.70 inch) higher and has 80 liters (2.83 ft3) bigger cargo space than Mercedes CLA-Class (2016).
Mercedes CLA-Class (2016) is 377 kg (831 lbs) lighter than Audi Q5 (2018).