BMW 8 Series (G15) (2019) is 93 mm (3.66 inch) longer and 179 kg (395 lbs) lighter than Tesla Model Y (2021).
Tesla Model Y (2021) is 18 mm (0.71 inch) wider, 285 mm (11.22 inch) higher and has 90 liters (3.18 ft3) bigger cargo space than BMW 8 Series (G15) (2019).