BMW 2 Series (2016) is 15 mm (0.59 inch) longer than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 30 mm (1.18 inch) wider, 76 mm (2.99 inch) higher, 20 kg (44 lbs) lighter and has 31 liters (1.09 ft3) bigger cargo space than BMW 2 Series (2016).