Acura RLX (2020) is 898 mm (35.35 inch) longer, 73 mm (2.87 inch) wider, 163 mm (6.42 inch) higher and has 87 liters (3.07 ft3) bigger cargo space than Mercedes SLK-Class (2017).
Mercedes SLK-Class (2017) is 349 kg (769 lbs) lighter than Acura RLX (2020).