Audi A3 (Sedan) (2017) is 285 kg (628 lbs) lighter than Kia Optima (2015).
Kia Optima (2015) is 397 mm (15.63 inch) longer, 64 mm (2.52 inch) wider, 49 mm (1.93 inch) higher and has 85 liters (3.00 ft3) bigger cargo space than Audi A3 (Sedan) (2017).
