BMW 8 Series (G14) (2018) is 5 mm (0.20 inch) wider than Honda Crosstour (2015).
Honda Crosstour (2015) is 151 mm (5.94 inch) longer, 223 mm (8.78 inch) higher, 243 kg (536 lbs) lighter and has 100 liters (3.53 ft3) bigger cargo space than BMW 8 Series (G14) (2018).