We’ve got a fantastic selection of used Audi A3 Sportback cars for sale. Every used Audi A3 Sportback comes with the carwow Happiness Guarantee, which means its full history is checked and it has been through a thorough mechanical inspection. All our Audi A3 Sportback cars are available only from manufacturer-approved dealers, are less than five years old and come with a 30-day returns guarantee*.