Kia Optima Sportswagon (2015) is 70 mm (2.76 inch) longer, 264 kg (582 lbs) lighter and has 24 liters (0.85 ft3) bigger cargo space than Toyota Kluger (2017).
Toyota Kluger (2017) is 50 mm (1.97 inch) wider and 260 mm (10.24 inch) higher than Kia Optima Sportswagon (2015).