Audi A3 (Sedan) (2015) is 16 mm (0.63 inch) longer and 178 kg (392 lbs) lighter than Kia Sportage (2016).
Kia Sportage (2016) is 58 mm (2.28 inch) wider, 220 mm (8.66 inch) higher and has 137 liters (4.84 ft3) bigger cargo space than Audi A3 (Sedan) (2015).
