Mercedes GLA-Class (2015) is 8 mm (0.31 inch) wider, 19 mm (0.75 inch) higher, 139 kg (306 lbs) lighter and has 81 liters (2.86 ft3) bigger cargo space than Subaru Impreza WRX (2016).
Subaru Impreza WRX (2016) is 163 mm (6.42 inch) longer than Mercedes GLA-Class (2015).