BMW 3 Series Touring (2015) is 15 mm (0.59 inch) higher, 405 kg (893 lbs) lighter and has 95 liters (3.35 ft3) bigger cargo space than Mercedes S-Class Coupe (2017).
Mercedes S-Class Coupe (2017) is 393 mm (15.47 inch) longer and 86 mm (3.39 inch) wider than BMW 3 Series Touring (2015).