Mercedes CL-Class (2020) is 345 mm (13.58 inch) longer, 52 mm (2.05 inch) wider and has 35 liters (1.24 ft3) bigger cargo space than Peugeot 408 (2020).
Peugeot 408 (2020) is 71 mm (2.80 inch) higher and 800 kg (1,764 lbs) lighter than Mercedes CL-Class (2020).