BMW 8 Series (G15) (2018) is 53 mm (2.09 inch) longer, 10 mm (0.39 inch) wider, 21 mm (0.83 inch) higher and has 106 liters (3.74 ft3) bigger cargo space than Jaguar XK-Series (2016).
Jaguar XK-Series (2016) is 329 kg (725 lbs) lighter than BMW 8 Series (G15) (2018).