Kia Optima (2015) is 325 mm (12.80 inch) longer, 263 mm (10.35 inch) higher and has 290 liters (10.24 ft3) bigger cargo space than McLaren 570S (2018).
McLaren 570S (2018) is 70 mm (2.76 inch) wider and 189 kg (417 lbs) lighter than Kia Optima (2015).