BMW 8 Series (G14) (2018) is 200 mm (7.87 inch) longer and 12 mm (0.47 inch) wider than Volvo XC60 (2017).
Volvo XC60 (2017) is 373 mm (14.69 inch) higher, 138 kg (304 lbs) lighter and has 145 liters (5.12 ft3) bigger cargo space than BMW 8 Series (G14) (2018).