BMW 3 Series Touring (2018) is 15 mm (0.59 inch) higher, 196 kg (432 lbs) lighter and has 95 liters (3.35 ft3) bigger cargo space than Mercedes S-Class Coupe (2020).
Mercedes S-Class Coupe (2020) is 383 mm (15.08 inch) longer and 86 mm (3.39 inch) wider than BMW 3 Series Touring (2018).