Acura RDX (2016) is 138 mm (5.43 inch) longer, 362 mm (14.25 inch) higher and has 389 liters (13.74 ft3) bigger cargo space than Mercedes AMG GT (2014).
Mercedes AMG GT (2014) is 67 mm (2.64 inch) wider and 50 kg (110 lbs) lighter than Acura RDX (2016).