2018 Audi Q8 3.0 TDI V6 S Line
Version: 3.0 TDI V6 50 S Line Tiptronic 4WD Euro 6 (s/s) 5dr (282 bhp)
Price: £28,800. Fair price: £619 (2%) under the AskCar estimate of £29,419, our expected asking price for this car from its model, age, mileage and specification, drawing on 433 priced Audi Q8 adverts on AskCar as of 30 October 2026.
AskCar lists 440 used Audi Q8 from 299 UK dealerships, as of 30 October 2026.
Overview
- Make
- Audi
- Model
- Q8
- Trim
- S Line
- Version
- 3.0 TDI V6 50 S Line Tiptronic 4WD Euro 6 (s/s) 5dr (282 bhp)
- Mileage
- 70,556 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- SUV
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 282 bhp
- Seats
- 5
- CO2
- 178 g/km
- Colour
- Grey
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Gearbox version
- Tiptronic
- Engine badge
- TDI V6
- Hybrid type
- Mild hybrid
- Emissions standard
- Euro 6
About this car
The advertised mileage for this 2018 Audi Q8 S Line is 70,556 miles. Priced at £28,800, it is advertised £619 below the AskCar estimate of £29,419. The AskCar estimate uses 433 UK dealer adverts for the Audi Q8, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert today. Ask the dealer why the advert shows fewer miles than the 77,759 recorded at the latest MOT. The latest recorded MOT expiry date is 29 October 2026, which has passed. Confirm its status with the dealer. The seller is Marshall Motor Group Exeter Audi, based in Exeter.
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 | £28,800 |
Price and mileage comparison
Fair price: £619 (2%) under the AskCar estimate of £29,419.
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 433 priced Audi Q8 adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 2,600 miles higher than the median mileage of a 2018 Audi Q8 on AskCar.
Mileage concern: the advertised mileage is below the last MOT reading; ask the dealer to explain.
MOT
MOT: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT. 77,759 miles at the last test.
Other matching cars
22 other 2018 Audi Q8 S Line automatic diesel cars are for sale at UK dealers from £22,950 to £39,995, as of 30 October 2026.
The 5 cheapest:
- 2018 Audi Q8. Price: £22,950. Mileage: 115,000 miles. Dealer: Boss Motor Company in Chesham. AskCar page: https://askcar.co.uk/car/audi-q8-2018-190d3f17d378
- 2018 Audi Q8. Price: £25,490. Mileage: 83,454 miles. Dealer: Westfield Prestige Cars in Kirkby-in-Ashfield. AskCar page: https://askcar.co.uk/car/audi-q8-2018-5a274ef2f1b3
- 2018 Audi Q8. Price: £27,500. Mileage: 68,800 miles. Dealer: Reverie Autos in Hatfield. AskCar page: https://askcar.co.uk/car/audi-q8-2018-21bfad79e379
- 2018 Audi Q8. Price: £27,995. Mileage: 68,385 miles. Dealer: Hawco Group in Dundee. AskCar page: https://askcar.co.uk/car/audi-q8-2018-8114f8f5a3b8
- 2018 Audi Q8. Price: £27,995. Mileage: 77,000 miles. Dealer: Yorkshire Vehicle Solutions in York. AskCar page: https://askcar.co.uk/car/audi-q8-2018-f9e2837fc4e7
The 22 matching cars have covered 27,707 to 115,000 miles, compared with 70,556 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 Q8 cars for sale · 2018 Audi Q8 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.