BMW 6 Series Gran Coupe (2016) is 653 mm (25.71 inch) longer and 90 mm (3.54 inch) wider than Kia Niro (2017).
Kia Niro (2017) is 142 mm (5.59 inch) higher, 546 kg (1,204 lbs) lighter and has 90 liters (3.18 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2016).
