INFINITI QX30 (2017) is 132 mm (5.20 inch) longer, 26 mm (1.02 inch) wider, 63 mm (2.48 inch) higher and has 202 liters (7.13 ft3) bigger cargo space than Mercedes A-Class (2014).
Mercedes A-Class (2014) is 93 kg (205 lbs) lighter than INFINITI QX30 (2017).