BMW 5 Series Gran Turismo (2018) is 54 mm (2.13 inch) higher, 251 kg (553 lbs) lighter and has 130 liters (4.59 ft3) bigger cargo space than Mercedes S-Class Coupe (2020).
Mercedes S-Class Coupe (2020) is 83 mm (3.27 inch) longer and 30 mm (1.18 inch) wider than BMW 5 Series Gran Turismo (2018).