2018 Audi A6 Saloon 2.0 TDI S Line
Price: £11,995. Above the going rate: £1,338 (12%) over the AskCar estimate of £10,657, our expected asking price for this car from its model, age, mileage and specification, drawing on 858 priced Audi A6 Saloon adverts on AskCar as of 2 November 2026.
AskCar lists 886 used Audi A6 Saloon from 654 UK dealerships, as of 2 November 2026.
Overview
- Make: Audi
- Model: A6 Saloon
- Trim: S Line
- Version: 2.0 TDI S Line S tronic FWD Euro 6 4dr (201 bhp)
- Year: 2018
- Mileage: 121,258 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 201 bhp
- Gearbox: Automatic (S tronic)
- Drive: Front-wheel drive
- Colour: Grey
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Audi A6 Saloon S Line is advertised with 121,258 miles, approximately 51,800 above the typical mileage for its age. The AskCar estimate for this car is £10,657. It is priced at £11,995, which is £1,338 above that estimate. The AskCar estimate uses UK dealer asking prices, including 858 Audi A6 Saloon adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 24 days ago. Its asking price has since fallen by £3,000. The seller is Carzy, based in Bury. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Above the going rate: £1,338 (12%) over the AskCar estimate of £10,657.
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 858 priced Audi A6 Saloon adverts across different ages and specifications, as of 2 November 2026.
A 2018 Audi A6 Saloon with the 2.0 diesel engine is typically advertised at £14,800: the median of the 52 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2018 Audi A6 Saloon has been on sale for at least 24 days.
Price history
AskCar first saw this advert on 9 October 2026 at £14,995. Its asking price is now £11,995, £3,000 less. The latest price cut was seen on 16 October 2026.
Price changes recorded:
- 9 October 2026: £14,995
- 16 October 2026: £11,995
Mileage and MOT
Advertised mileage is about 51,800 miles higher than the median mileage of a 2018 Audi A6 Saloon on AskCar.
Similar cars
29 other 2018 Audi A6 Saloon S Line 2.0 diesel automatic saloons are for sale at UK dealers, from £7,995 to £21,250, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, black. Mileage: 120,515 miles. Price: £12,990, £995 more than this car. Dealer: Autohaven Motors in High Wycombe. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-2b4b595c442b
- 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, grey. Mileage: 115,000 miles. Price: £7,995, £4,000 less than this car. Dealer: Driveaway N11 in London. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-72d353d57b7b
- 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, white. Mileage: 98,000 miles. Price: £12,995, £1,000 more than this car. Dealer: Kennedy Cars in Bargeddie. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-6287ca86409d
- The nearest: 2018 Audi A6 Saloon S Line, 2.0 diesel saloon, white, 8 miles from this car. Mileage: 48,000 miles. Price: £17,495, £5,500 more than this car. Dealer: R-Line Motors in Oldham. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-6f610327107d
Browse all Audi A6 Saloon cars for sale · 2018 Audi A6 Saloon price guide
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Photos
17 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.