BMW 3 Series Gran Turismo (2021) is 95 mm (3.74 inch) higher, 370 kg (816 lbs) lighter and has 121 liters (4.27 ft3) bigger cargo space than Mercedes S-Class Coupe (2016).
Mercedes S-Class Coupe (2016) is 200 mm (7.87 inch) longer and 68 mm (2.68 inch) wider than BMW 3 Series Gran Turismo (2021).