BMW 6 Series Gran Turismo (2018) is 350 mm (13.78 inch) longer, 87 mm (3.43 inch) wider, 69 mm (2.72 inch) higher and has 56 liters (1.98 ft3) bigger cargo space than Hyundai i40 Tourer (2015).
Hyundai i40 Tourer (2015) is 400 kg (882 lbs) lighter than BMW 6 Series Gran Turismo (2018).