BMW 3 Series Gran Turismo (2020) is 110 mm (4.33 inch) higher and 88 kg (194 lbs) lighter than Mercedes E-Class (2015).
Mercedes E-Class (2015) is 55 mm (2.17 inch) longer, 243 mm (9.57 inch) wider and has 20 liters (0.71 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2020).