Kia Niro (2017) is 64 mm (2.52 inch) higher, 281 kg (619 lbs) lighter and has 109 liters (3.85 ft3) bigger cargo space than Kia Optima Sportswagon (2017).
Kia Optima Sportswagon (2017) is 499 mm (19.65 inch) longer and 55 mm (2.17 inch) wider than Kia Niro (2017).
