Hyundai i40 Tourer (2015) is 362 mm (14.25 inch) longer, 178 mm (7.01 inch) higher, 234 kg (516 lbs) lighter and has 368 liters (13.00 ft3) bigger cargo space than Toyota GR Supra (2018).
Toyota GR Supra (2018) is 45 mm (1.77 inch) wider than Hyundai i40 Tourer (2015).