Hyundai i40 (2015) is 483 mm (19.02 inch) longer, 35 mm (1.38 inch) wider, 37 mm (1.46 inch) higher and has 164 liters (5.79 ft3) bigger cargo space than Mercedes A-Class (2016).
Mercedes A-Class (2016) is 297 kg (655 lbs) lighter than Hyundai i40 (2015).