BMW 4 Series (2016) is 10 mm (0.39 inch) wider, 65 kg (143 lbs) lighter and has 20 liters (0.71 ft3) bigger cargo space than Mercedes E-Class (Coupe) (2020).
Mercedes E-Class (Coupe) (2020) is 146 mm (5.75 inch) longer and 49 mm (1.93 inch) higher than BMW 4 Series (2016).