BMW 8 Series (G16) (2020) is 81 mm (3.19 inch) longer, 75 mm (2.95 inch) wider and has 134 liters (4.73 ft3) bigger cargo space than Buick LaCrosse (2014).
Buick LaCrosse (2014) is 97 mm (3.82 inch) higher and 201 kg (443 lbs) lighter than BMW 8 Series (G16) (2020).