Kia Optima Sportswagon (2018) is 324 mm (12.76 inch) longer, 269 mm (10.59 inch) higher and has 70 liters (2.47 ft3) bigger cargo space than McLaren 570GT (2017).
McLaren 570GT (2017) is 236 mm (9.29 inch) wider and 331 kg (730 lbs) lighter than Kia Optima Sportswagon (2018).