Kia Optima Sportswagon (2017) is 250 mm (9.84 inch) longer, 274 mm (10.79 inch) higher and has 290 liters (10.24 ft3) bigger cargo space than McLaren 600LT (2019).
McLaren 600LT (2019) is 70 mm (2.76 inch) wider and 357 kg (787 lbs) lighter than Kia Optima Sportswagon (2017).