2021 Audi A6 Allroad • Compare 4 used cars with valuation

Market overview: Price Analysis (October-2026): A used 2021 Audi A6 Allroad typically costs between £28,289 and £49,897 • On average, used 2021 Audi A6 Allroad cars have covered 41,381 miles – with a few high-mileage examples reaching up to 57,398 miles • Depreciation and price trends over the last 12 months for the 2021 Audi A6 Allroad stand at £0.