Hyundai Elantra GT (2016) is 1 mm (0.04 inch) higher and 399 kg (880 lbs) lighter than Hyundai i40 (2015).
Hyundai i40 (2015) is 475 mm (18.70 inch) longer, 34 mm (1.34 inch) wider and has 97 liters (3.43 ft3) bigger cargo space than Hyundai Elantra GT (2016).