Acura RDX (2015) is 368 mm (14.49 inch) longer, 92 mm (3.62 inch) wider, 245 mm (9.65 inch) higher and has 398 liters (14.06 ft3) bigger cargo space than Mercedes A-Class (2019).
Mercedes A-Class (2019) is 291 kg (642 lbs) lighter than Acura RDX (2015).