Kia Optima Sportswagon (2015) is 365 mm (14.37 inch) longer, 130 mm (5.12 inch) wider and has 43 liters (1.52 ft3) bigger cargo space than Suzuki Ciaz (2020).
Suzuki Ciaz (2020) is 15 mm (0.59 inch) higher and 534 kg (1,177 lbs) lighter than Kia Optima Sportswagon (2015).