Mercedes S-Class (2018) is 275 mm (10.83 inch) longer, 72 mm (2.83 inch) higher and has 55 liters (1.94 ft3) bigger cargo space than Porsche Panamera (2014).
Porsche Panamera (2014) is 32 mm (1.26 inch) wider and 376 kg (829 lbs) lighter than Mercedes S-Class (2018).