Kia Optima (2017) is 60 mm (2.36 inch) wider and 400 kg (882 lbs) lighter than Mitsubishi Triton (2014).
Mitsubishi Triton (2014) is 430 mm (16.93 inch) longer, 310 mm (12.20 inch) higher and has 531 liters (18.75 ft3) bigger cargo space than Kia Optima (2017).