2025 Audi A6 Avant 2.0 TDI S Line
Price: £39,985. Fair price: £2,572 (6%) over the AskCar estimate of £37,413, our expected asking price for this car from its model, age, mileage and specification, drawing on 785 priced Audi A6 Avant adverts on AskCar as of 5 November 2026.
AskCar lists 810 used Audi A6 Avant from 596 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: A6 Avant
- Trim: S Line
- Version: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
- Year: 2025
- Mileage: 21,530 miles
- Fuel: Diesel
- Body: Estate, 5 doors, 5 seats
- Engine: 2.0 litres, 201 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Blue
- CO2: 139 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 21,530 miles on the clock, this 2025 Audi A6 Avant S Line has done roughly 7,200 more miles than a typical 2025 Audi A6 Avant. Its asking price of £39,985 is £2,572 above the AskCar estimate of £37,413. The AskCar estimate uses UK dealer asking prices, including 785 Audi A6 Avant adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 1 day ago. It is advertised by Listers Honda Stratford-upon-Avon in Stratford-on-Avon. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £2,572 (6%) over the AskCar estimate of £37,413.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 785 priced Audi A6 Avant adverts across different ages and specifications, as of 5 November 2026.
A 2025 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £39,200: the median of the 19 for sale on AskCar, as of 5 November 2026.
Time on sale
AskCar first saw this 2025 Audi A6 Avant advertised 1 day ago.
Price history
AskCar first saw this advert on 4 November 2026 at £39,985. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 7,200 miles higher than the median mileage of a 2025 Audi A6 Avant on AskCar.
Similar cars
3 other 2025 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £37,500 to £40,495, as of 5 November 2026.
The 3 closest to this car in mileage:
- 2025 Audi A6 Avant S Line, 2.0 diesel estate, black. Mileage: 15,472 miles. Price: £37,500, £2,485 less than this car. Dealer: Sytner Group Wakefield Audi in Wakefield. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-c348dd410401
- 2025 Audi A6 Avant S Line, 2.0 diesel estate, grey. Mileage: 12,312 miles. Price: £37,500, £2,485 less than this car. Dealer: Sytner Group Leicester Audi in Leicester. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-9fe49795e7c0
- 2025 Audi A6 Avant S Line, 2.0 diesel estate, green. Mileage: 9,034 miles. Price: £40,495, £510 more than this car. Dealer: Listers Honda Stratford-upon-Avon in Stratford-upon-Avon. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2025-3107f8edab22
Browse all Audi A6 Avant cars for sale · 2025 Audi A6 Avant price guide
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- Used Audi A6 Avant for sale near Stratford-upon-Avon
Photos
1 photo of this car is on its AskCar page.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.