BMW 8 Series (G14) (2020) is 30 mm (1.18 inch) wider and 287 kg (633 lbs) lighter than Mercedes CL-Class (2020).
Mercedes CL-Class (2020) is 261 mm (10.28 inch) longer, 78 mm (3.07 inch) higher and has 140 liters (4.94 ft3) bigger cargo space than BMW 8 Series (G14) (2020).