BMW 4 Series (2016) is 16 mm (0.63 inch) wider and 326 kg (719 lbs) lighter than Mercedes E-Class (Estate) (2014).
Mercedes E-Class (Estate) (2014) is 197 mm (7.76 inch) longer, 113 mm (4.45 inch) higher and has 225 liters (7.95 ft3) bigger cargo space than BMW 4 Series (2016).