Kia Optima Sportswagon (2018) is 470 mm (18.50 inch) longer, 65 mm (2.56 inch) wider and has 63 liters (2.22 ft3) bigger cargo space than Toyota C-HR (2020).
Toyota C-HR (2020) is 95 mm (3.74 inch) higher and 366 kg (807 lbs) lighter than Kia Optima Sportswagon (2018).