BMW 5 Series Gran Turismo (2018) is 3 mm (0.12 inch) longer, 51 mm (2.01 inch) higher, 76 kg (168 lbs) lighter and has 10 liters (0.35 ft3) bigger cargo space than Mercedes CLS-Class (2018).
Mercedes CLS-Class (2018) is 15 mm (0.59 inch) wider than BMW 5 Series Gran Turismo (2018).