BMW 5 Series (2014) is 3 mm (0.12 inch) wider, 146 mm (5.75 inch) higher, 150 kg (331 lbs) lighter and has 39 liters (1.38 ft3) bigger cargo space than Mercedes S-Class Coupe (2016).
Mercedes S-Class Coupe (2016) is 27 mm (1.06 inch) longer than BMW 5 Series (2014).