BMW 3 Series Touring (2019) is 12 mm (0.47 inch) wider than Hyundai i40 (2020).
Hyundai i40 (2020) is 32 mm (1.26 inch) longer, 30 mm (1.18 inch) higher, 258 kg (569 lbs) lighter and has 25 liters (0.88 ft3) bigger cargo space than BMW 3 Series Touring (2019).