BMW 8 Series (G15) (2018) is 728 mm (28.66 inch) longer and 137 mm (5.39 inch) wider than Hyundai ix20 (2019).
Hyundai ix20 (2019) is 259 mm (10.20 inch) higher, 671 kg (1,479 lbs) lighter and has 20 liters (0.71 ft3) bigger cargo space than BMW 8 Series (G15) (2018).