Audi A3 (Sedan) (2015) is 235 kg (518 lbs) lighter than Kia Optima (2015).
Kia Optima (2015) is 399 mm (15.71 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) (2015).
