2018 Audi A6 Saloon 3.0 TDI V6 S Line
Version: 3.0 TDI V6 50 S Line Tiptronic 4WD Euro 6 (s/s) 4dr (282 bhp)
Price: £13,990. Fair price: £516 (3%) over the AskCar estimate of £13,474, 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
- 3.0 TDI V6 50 S Line Tiptronic 4WD Euro 6 (s/s) 4dr (282 bhp)
- Mileage
- 116,650 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- Saloon
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 282 bhp
- Seats
- 5
- CO2
- 146 g/km
- Colour
- Black
- Doors
- 4
- Driven wheels
- Four Wheel Drive
- Gearbox version
- Tiptronic
- Engine badge
- TDI V6
- Emissions standard
- Euro 6
About this car
This 2018 Audi A6 Saloon S Line is advertised with 116,650 miles, approximately 48,300 above the typical mileage for its age. The AskCar estimate for this car is £13,474. It is priced at £13,990, which is £516 above that estimate. The AskCar estimate uses UK dealer asking prices, including 854 Audi A6 Saloon adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. The latest MOT record shows an expiry date of 14 December 2026, with the advertised mileage consistent with the recorded reading. You can find this car at Harvey Cooper Cars in Ripon.
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 | £13,990 |
Price and mileage comparison
Fair price: £516 (3%) over the AskCar estimate of £13,474.
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 48,300 miles higher 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 14 December 2026. 99,537 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 116,650 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
More like this
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.