Audi R8 (2018) is 71 mm (2.80 inch) wider and 565 kg (1,246 lbs) lighter than Mercedes CL-Class (2018).
Mercedes CL-Class (2018) is 669 mm (26.34 inch) longer, 177 mm (6.97 inch) higher and has 264 liters (9.32 ft3) bigger cargo space than Audi R8 (2018).