Audi TT RS (2014) is 745 kg (1,642 lbs) lighter than Mercedes CL-Class (2018).
Mercedes CL-Class (2018) is 896 mm (35.28 inch) longer, 30 mm (1.18 inch) wider, 62 mm (2.44 inch) higher and has 210 liters (7.42 ft3) bigger cargo space than Audi TT RS (2014).