Mercedes E-Class (Coupe) (2020) is 353 mm (13.90 inch) longer, 52 mm (2.05 inch) wider, 137 mm (5.39 inch) higher and has 280 liters (9.89 ft3) bigger cargo space than Porsche 911 (2016).
Porsche 911 (2016) is 105 kg (231 lbs) lighter than Mercedes E-Class (Coupe) (2020).