2018 Audi A8 3.0
Version: 3.0 50 TDI Tiptronic 4WD Euro 6 4dr (282 bhp)
Price: £20,000. Fair price: £1,185 (6%) over the AskCar estimate of £18,815, our expected asking price for this car from its model, age, mileage and specification, drawing on 211 priced Audi A8 adverts on AskCar as of 31 October 2026.
AskCar lists 220 used Audi A8 from 185 UK dealerships, as of 31 October 2026.
Overview
- Make
- Audi
- Model
- A8
- Version
- 3.0 50 TDI Tiptronic 4WD Euro 6 4dr (282 bhp)
- Mileage
- 87,000 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- Saloon
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 282 bhp
- Seats
- 5
- CO2
- 152 g/km
- Colour
- Black
- Doors
- 4
- Driven wheels
- Four Wheel Drive
- Gearbox version
- Tiptronic
- Emissions standard
- Euro 6
About this car
This 2018 Audi A8 is advertised with 87,000 miles, approximately 28,700 above the typical mileage for its age. Priced at £20,000, it is advertised £1,185 above the AskCar estimate of £18,815. The AskCar estimate uses UK dealer asking prices, including 211 Audi A8 adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records 1 day ago. The latest MOT record shows an expiry date of 11 June 2027, with the advertised mileage consistent with the recorded reading. It is for sale at Radley Motor Company in Garretts Green.
Stock data as of 31 October 2026.
Price history
AskCar first saw this advert on 30 October 2026, 1 day ago.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £20,000 |
| 31 October 2026 | £20,000 |
Price and mileage comparison
Fair price: £1,185 (6%) over the AskCar estimate of £18,815.
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 211 priced Audi A8 adverts across different ages and specifications, as of 31 October 2026.
Advertised mileage is about 28,700 miles higher than the median mileage of a 2018 Audi A8 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 11 June 2027. 79,539 miles at the last test.
Other matching cars
10 other 2018 Audi A8 automatic diesel cars are for sale at UK dealers from £18,995 to £27,594, as of 31 October 2026.
The 5 cheapest:
- 2018 Audi A8. Price: £18,995. Mileage: 113,158 miles. Dealer: Sunami Motorcycles in Banstead. AskCar page: https://askcar.co.uk/car/audi-a8-2018-1611dde37c86
- 2018 Audi A8. Price: £19,490. Mileage: 83,508 miles. Dealer: Riverside Honda Huddersfield in Huddersfield. AskCar page: https://askcar.co.uk/car/audi-a8-2018-19961244a0a4
- 2018 Audi A8. Price: £19,495. Mileage: 68,685 miles. Dealer: Motor Land in London. AskCar page: https://askcar.co.uk/car/audi-a8-2018-443f714efcb3
- 2018 Audi A8. Price: £20,664. Mileage: 58,305 miles. Dealer: Hilton Car Supermarket Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/audi-a8-2018-39416ea4f89d
- 2018 Audi A8. Price: £21,495. Mileage: 65,336 miles. Dealer: TF Car Centre in Euxton. AskCar page: https://askcar.co.uk/car/audi-a8-2018-88696bd0a9a7
The 10 matching cars have covered 25,364 to 113,158 miles, compared with 87,000 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 A8 cars for sale · 2018 Audi A8 price guide
More like this
Photos
94 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.