Hyundai i20 (2015) is 9 mm (0.35 inch) wider and 171 kg (377 lbs) lighter than Kia Rio (Sedan) (2019).
Kia Rio (Sedan) (2019) is 349 mm (13.74 inch) longer, 136 mm (5.35 inch) higher and has 61 liters (2.15 ft3) bigger cargo space than Hyundai i20 (2015).
