Hyundai i40 (2015) is 72 mm (2.83 inch) higher and 131 kg (289 lbs) lighter than Mercedes E-Class (2015).
Mercedes E-Class (2015) is 104 mm (4.09 inch) longer, 256 mm (10.08 inch) wider and has 35 liters (1.24 ft3) bigger cargo space than Hyundai i40 (2015).