BMW 8 Series (G14) (2020) is 40 mm (1.57 inch) wider than Volvo S80 (2016).
Volvo S80 (2016) is 20 mm (0.79 inch) longer, 155 mm (6.10 inch) higher, 246 kg (542 lbs) lighter and has 130 liters (4.59 ft3) bigger cargo space than BMW 8 Series (G14) (2020).