Mercedes S-Class (2017) is 992 mm (39.06 inch) longer, 95 mm (3.74 inch) wider, 33 mm (1.30 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Peugeot 308 (2019).
Peugeot 308 (2019) is 825 kg (1,819 lbs) lighter than Mercedes S-Class (2017).