BMW 8 Series (G16) (2020) is 182 mm (7.17 inch) longer and 70 mm (2.76 inch) wider than Buick Regal Sportback (2018).
Buick Regal Sportback (2018) is 48 mm (1.89 inch) higher, 167 kg (368 lbs) lighter and has 30 liters (1.06 ft3) bigger cargo space than BMW 8 Series (G16) (2020).
