Chevrolet Camaro (2015) is 58 mm (2.28 inch) wider than Kia Optima (2017).
Kia Optima (2017) is 14 mm (0.55 inch) longer, 93 mm (3.66 inch) higher, 327 kg (721 lbs) lighter and has 190 liters (6.71 ft3) bigger cargo space than Chevrolet Camaro (2015).