Kia Optima (2018) is 1751 kg (3,860 lbs) lighter than Nissan Armada (2014).
Nissan Armada (2014) is 421 mm (16.57 inch) longer, 154 mm (6.06 inch) wider, 511 mm (20.12 inch) higher and has 903 liters (31.89 ft3) bigger cargo space than Kia Optima (2018).