INFINITI QX30 (2016) is 15 mm (0.59 inch) longer and 73 kg (161 lbs) lighter than Mercedes GLA-Class (2018).
Mercedes GLA-Class (2018) is 19 mm (0.75 inch) wider, 141 mm (5.55 inch) higher and has 5 liters (0.18 ft3) bigger cargo space than INFINITI QX30 (2016).