INFINITI Q70 (2015) is 528 mm (20.79 inch) longer, 45 mm (1.77 inch) wider, 20 mm (0.79 inch) higher and has 1 liters (0.04 ft3) bigger cargo space than Mercedes GLA-Class (2014).
Mercedes GLA-Class (2014) is 343 kg (756 lbs) lighter than INFINITI Q70 (2015).