BMW 2 Series (2020) is 109 mm (4.29 inch) longer than Mercedes GLA-Class (2015).
Mercedes GLA-Class (2015) is 4 mm (0.16 inch) wider, 74 mm (2.91 inch) higher, 315 kg (694 lbs) lighter and has 31 liters (1.09 ft3) bigger cargo space than BMW 2 Series (2020).