Mercedes GLA-Class (2015) is 48 mm (1.89 inch) longer, 2 mm (0.08 inch) wider, 74 mm (2.91 inch) higher and has 86 liters (3.04 ft3) bigger cargo space than Volvo V40 (2014).
Volvo V40 (2014) is 62 kg (137 lbs) lighter than Mercedes GLA-Class (2015).