2018 Audi A6 Saloon 2.0 TDI S Line
Version: 2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 4dr (201 bhp)
Price: £16,998. Fair price: £695 (4%) over the AskCar estimate of £16,303, our expected asking price for this car from its model, age, mileage and specification, drawing on 854 priced Audi A6 Saloon adverts on AskCar as of 30 October 2026.
AskCar lists 878 used Audi A6 Saloon from 644 UK dealerships, as of 30 October 2026.
Overview
- Make
- Audi
- Model
- A6 Saloon
- Trim
- S Line
- Version
- 2.0 TDI 40 S Line S tronic FWD Euro 6 (s/s) 4dr (201 bhp)
- Mileage
- 62,456 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 201 bhp
- Seats
- 5
- CO2
- 118 g/km
- Colour
- White
- Doors
- 4
- Driven wheels
- Front Wheel Drive
- Gearbox version
- S tronic
- Engine badge
- TDI
- Emissions standard
- Euro 6
About this car
This 2018 Audi A6 Saloon S Line is advertised with 62,456 miles, approximately 5,900 below the typical mileage for its age. Priced at £16,998, it is advertised £695 above the AskCar estimate of £16,303. To work out the AskCar estimate, we analyse UK dealer adverts for 854 Audi A6 Saloon cars across different ages and specifications. We first recorded this car for sale today. MOT records show an expiry date of 27 September 2027, and the latest recorded mileage is consistent with the advert. The seller is Arnold Clark Wallsend Silverlink Citroen / Peugeot / Jeep / OMODA / JAECOO, based in Wallsend.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 30 October 2026.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £16,998 |
Price and mileage comparison
Fair price: £695 (4%) over the AskCar estimate of £16,303.
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 854 priced Audi A6 Saloon adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 5,900 miles lower than the median mileage of a 2018 Audi A6 Saloon on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 27 September 2027. 61,633 miles at the last test.
Other matching cars
39 other 2018 Audi A6 Saloon S Line automatic diesel cars are for sale at UK dealers from £7,995 to £21,998, as of 30 October 2026.
The 5 cheapest:
- 2018 Audi A6 Saloon. Price: £7,995. Mileage: 115,000 miles. Dealer: Driveaway N11 in London. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-72d353d57b7b
- 2018 Audi A6 Saloon. Price: £10,980. Mileage: 80,000 miles. Dealer: Motonet.com in Coventry. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-9dca2055f1f2
- 2018 Audi A6 Saloon. Price: £11,490. Mileage: 131,000 miles. Dealer: 2Us 4 Cars in Bacup. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-d402cfcc7af3
- 2018 Audi A6 Saloon. Price: £11,995. Mileage: 121,258 miles. Dealer: Carzy in Manchester. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-0edc5e86d7a0
- 2018 Audi A6 Saloon. Price: £12,990. Mileage: 120,515 miles. Dealer: Autohaven Motors in High Wycombe. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2018-2b4b595c442b
The 39 matching cars have covered 12,900 to 131,000 miles, compared with 62,456 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Audi A6 Saloon cars for sale · 2018 Audi A6 Saloon price guide
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Photos
1 photo of this car is on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.