Acura RLX (2014) is 848 mm (33.39 inch) longer, 73 mm (2.87 inch) wider, 162 mm (6.38 inch) higher and has 87 liters (3.07 ft3) bigger cargo space than Mercedes SLK-Class (2020).
Mercedes SLK-Class (2020) is 329 kg (725 lbs) lighter than Acura RLX (2014).