BMW 5 Series Gran Turismo (2016) is 374 mm (14.72 inch) longer, 123 mm (4.84 inch) wider, 121 mm (4.76 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Mercedes CLA-Class (2015).
Mercedes CLA-Class (2015) is 430 kg (948 lbs) lighter than BMW 5 Series Gran Turismo (2016).