Hyundai Elantra (2020) is 245 kg (540 lbs) lighter than Kia Optima (2016).
Kia Optima (2016) is 181 mm (7.13 inch) longer, 34 mm (1.34 inch) wider, 50 mm (1.97 inch) higher and has 108 liters (3.81 ft3) bigger cargo space than Hyundai Elantra (2020).
