Chevrolet Volt (2020) is 132 mm (5.20 inch) longer and 68 mm (2.68 inch) wider than Kia Rio (Sedan) (2015).
Kia Rio (Sedan) (2015) is 17 mm (0.67 inch) higher, 628 kg (1,385 lbs) lighter and has 87 liters (3.07 ft3) bigger cargo space than Chevrolet Volt (2020).