BMW 3 Series Touring (2017) is 219 mm (8.62 inch) longer, 7 mm (0.28 inch) wider and has 74 liters (2.61 ft3) bigger cargo space than Mercedes GLA-Class (2016).
Mercedes GLA-Class (2016) is 65 mm (2.56 inch) higher and 359 kg (791 lbs) lighter than BMW 3 Series Touring (2017).