2025 Audi A6 Saloon 2.0 TDI S Line
Price: £39,950. Fair price: £942 (2%) over the AskCar estimate of £39,008, our expected asking price for this car from its model, age, mileage and specification, drawing on 871 priced Audi A6 Saloon adverts on AskCar as of 5 November 2026.
AskCar lists 902 used Audi A6 Saloon from 660 UK dealerships, as of 5 November 2026.
Overview
- Make: Audi
- Model: A6 Saloon
- Trim: S Line
- Version: 2.0 TDI S Line S tronic 4WD Euro 6 (s/s) 4dr (201 bhp)
- Year: 2025
- Mileage: 2,871 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 201 bhp
- Gearbox: Automatic (S tronic)
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 135 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2025 Audi A6 Saloon S Line is advertised with 2,871 miles, approximately 3,200 below the typical mileage for its age. The dealer is asking £39,950, which is £942 above the AskCar estimate of £39,008. To work out the AskCar estimate, we analyse UK dealer adverts for 871 Audi A6 Saloon cars across different ages and specifications. This car was first seen in our listings data 12 days ago. The seller is Sytner Group Audi Reading, based in Reading. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £942 (2%) over the AskCar estimate of £39,008.
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 871 priced Audi A6 Saloon adverts across different ages and specifications, as of 5 November 2026.
A 2025 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £38,400: the median of the 14 for sale on AskCar, as of 5 November 2026.
Time on sale
This 2025 Audi A6 Saloon has been on sale for at least 12 days.
Price history
AskCar first saw this advert on 24 October 2026 at £39,950. Its asking price has not changed.
Mileage and MOT
MOT: first test not yet due.
Advertised mileage is about 3,200 miles lower than the median mileage of a 2025 Audi A6 Saloon on AskCar.
Similar cars
1 other 2025 Audi A6 Saloon S Line 2.0 diesel automatic saloon is for sale at UK dealers, as of 5 November 2026.
The closest to this car in mileage:
- 2025 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 6,647 miles. Price: £44,950, £5,000 more than this car. Dealer: JRS Cars in Dungannon. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2025-72a65ccebc5f
Browse all Audi A6 Saloon cars for sale · 2025 Audi A6 Saloon price guide
More like this
- Used Audi A6 Saloon S Line prices
- Used diesel Audi A6 Saloon for sale
- Used Audi A6 Saloon for sale near Reading
Photos
23 photos of this car are 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.