BMW 8 Series (G16) (2020) is 227 mm (8.94 inch) longer and 72 mm (2.83 inch) wider than Kia Optima (2017).
Kia Optima (2017) is 63 mm (2.48 inch) higher, 349 kg (769 lbs) lighter and has 70 liters (2.47 ft3) bigger cargo space than BMW 8 Series (G16) (2020).
