Acura RDX (2017) is 392 mm (15.43 inch) longer, 92 mm (3.62 inch) wider, 218 mm (8.58 inch) higher and has 398 liters (14.06 ft3) bigger cargo space than Mercedes A-Class (2015).
Mercedes A-Class (2015) is 300 kg (661 lbs) lighter than Acura RDX (2017).