2018 Audi S3 • Compare 10 used cars with valuation

Market overview: Price Analysis (June-2026): A used 2018 Audi S3 typically costs between £17,995 and £23,499 • On average, used 2018 Audi S3 cars have covered 60,270 miles – with a few high-mileage examples reaching up to 83,000 miles • Depreciation and price trends over the last 12 months for the 2018 Audi S3 stand at £680.