Kia Optima Sportswagon (2015) is 105 mm (4.13 inch) longer, 453 kg (999 lbs) lighter and has 43 liters (1.52 ft3) bigger cargo space than Tesla Model Y (2021).
Tesla Model Y (2021) is 60 mm (2.36 inch) wider and 156 mm (6.14 inch) higher than Kia Optima Sportswagon (2015).