BMW 3 Series Gran Turismo (2014) is 76 mm (2.99 inch) higher and has 95 liters (3.35 ft3) bigger cargo space than Mercedes E-Class (Coupe) (2020).
Mercedes E-Class (Coupe) (2020) is 20 mm (0.79 inch) longer, 32 mm (1.26 inch) wider and 85 kg (187 lbs) lighter than BMW 3 Series Gran Turismo (2014).