Kia Optima Sportswagon (2015) is 1315 mm (51.77 inch) longer, 219 mm (8.62 inch) wider and has 302 liters (10.66 ft3) bigger cargo space than Volkswagen Up (2014).
Volkswagen Up (2014) is 6 mm (0.24 inch) higher and 670 kg (1,477 lbs) lighter than Kia Optima Sportswagon (2015).