BMW 6 Series Gran Coupe (2016) is 959 mm (37.76 inch) longer, 175 mm (6.89 inch) wider and has 171 liters (6.04 ft3) bigger cargo space than Kia Rio (Hatchback) (2019).
Kia Rio (Hatchback) (2019) is 63 mm (2.48 inch) higher and 867 kg (1,911 lbs) lighter than BMW 6 Series Gran Coupe (2016).
