BMW 8 Series (G14) (2020) is 460 mm (18.11 inch) longer and 76 mm (2.99 inch) wider than Kia Niro EV (2019).
Kia Niro EV (2019) is 221 mm (8.70 inch) higher, 210 kg (463 lbs) lighter and has 174 liters (6.14 ft3) bigger cargo space than BMW 8 Series (G14) (2020).