Kia Optima (2016) is 939 kg (2,070 lbs) lighter than Nissan Armada (2018).
Nissan Armada (2018) is 451 mm (17.76 inch) longer, 169 mm (6.65 inch) wider, 460 mm (18.11 inch) higher and has 903 liters (31.89 ft3) bigger cargo space than Kia Optima (2016).