Audi A7 (2019) is 556 mm (21.89 inch) longer, 104 mm (4.09 inch) wider and has 114 liters (4.03 ft3) bigger cargo space than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 74 mm (2.91 inch) higher and 550 kg (1,213 lbs) lighter than Audi A7 (2019).