McLaren 675LT Coupe (2016) is 213 mm (8.39 inch) wider and 417 kg (919 lbs) lighter than Mercedes CLS-Class (2017).
Mercedes CLS-Class (2017) is 394 mm (15.51 inch) longer, 229 mm (9.02 inch) higher and has 325 liters (11.48 ft3) bigger cargo space than McLaren 675LT Coupe (2016).