Used Audi A8 for sale under £20,000
There are 118 used Audi A8 under £20,000 for sale from UK dealers on AskCar, as of 10 November 2026. Typical asking price £12,500 (the median: half cost less, half cost more). The cheapest is £995. AskCar lists 230 used Audi A8 across the UK, from 201 dealerships.
The middle half of the 118 cars are priced between £8,400 and £17,000.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
32 of the 118 cars had their price reduced in the last 14 days to 10 November 2026.
Cars for sale now, page 2 of 2
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 216 priced Audi A8 adverts on AskCar as of 10 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2015 Audi A8 3.0 TDI V6 Edition 21, 258 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 81,000 miles. Price: £16,995, reduced by £1,000 from £17,995 since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £2,631 (18%) over the AskCar estimate of £14,364. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 October 2026; ask the dealer for the current MOT. Dealer: AM Autohaus in Slough. AskCar page: https://askcar.co.uk/car/audi-a8-2015-f4b2f6072e16
- 2016 Audi A8 3.0 TDI V6 SE Executive, 258 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 26,600 miles. Price: £18,990, reduced by £500 from £19,490 since AskCar first saw it on 2 September 2026, 69 days ago. Above the going rate: £3,075 (19%) over the AskCar estimate of £15,915. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 August 2027. Dealer: Rovia Cars in Waltham Cross. AskCar page: https://askcar.co.uk/car/audi-a8-2016-c478cc1305a8
- 2012 Audi A8 3.0 TDI V6 SE Executive, 247 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 82,519 miles. Price: £10,250, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Above the going rate: £1,722 (20%) over the AskCar estimate of £8,528. Euro 5 emissions standard. MOT: the latest record we hold ran out on 30 September 2022; ask the dealer for the current MOT. Dealer: Brian Mc Manus Car Sales in Derry. AskCar page: https://askcar.co.uk/car/audi-a8-2012-4f1e3a094e10
- 2019 Audi A8 3.0, 282 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 124,198 miles. Price: £18,500, unchanged since AskCar first saw it on 8 October 2026, 33 days ago. Above the going rate: £3,229 (21%) over the AskCar estimate of £15,271. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 August 2027. Dealer: Cwmbran Motors in Cwmbran. AskCar page: https://askcar.co.uk/car/audi-a8-2019-4d53171dcaee
- 2018 Audi A8 3.0, 282 bhp, automatic, diesel, saloon, 4 doors, blue. Mileage: 113,158 miles. Price: £18,995, unchanged since AskCar first saw it on 16 September 2026, 55 days ago. Above the going rate: £3,480 (22%) over the AskCar estimate of £15,515. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 September 2027. Dealer: Sunami Motorcycles in Banstead. AskCar page: https://askcar.co.uk/car/audi-a8-2018-1611dde37c86
- 2013 Audi A8 2.0 TFSI, 241 bhp, automatic, hybrid (petrol), saloon, 4 doors, white. Mileage: 169,000 miles. Price: £6,989, reduced by £2,000 from £8,989 since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £1,480 (26%) over the AskCar estimate of £5,509. Euro 5 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 28 September 2024; ask the dealer for the current MOT. Dealer: Motorhub in Keighley. AskCar page: https://askcar.co.uk/car/audi-a8-2013-0110f2ec61c6
- 2018 Audi A8 3.0, 335 bhp, automatic, petrol, saloon, 4 doors, black. Mileage: 124,003 miles. Price: £18,995, unchanged since AskCar first saw it on 1 July 2026, 132 days ago. Above the going rate: £4,111 (27%) over the AskCar estimate of £14,884. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 6 August 2026; ask the dealer for the current MOT. Dealer: Middletons (Autos) in London. AskCar page: https://askcar.co.uk/car/audi-a8-2018-e0db89180f58
- 2014 Audi A8 3.0 TDI V6 Sport Executive, 254 bhp, automatic, diesel, saloon, 4 doors, silver. Mileage: 33,000 miles. Price: £19,995, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Above the going rate: £4,612 (29%) over the AskCar estimate of £15,383. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 14 October 2026; ask the dealer for the current MOT. Dealer: Newtons of Ashley in New Milton. AskCar page: https://askcar.co.uk/car/audi-a8-2014-389e49466975
- 2017 Audi A8 3.0 Black Edition, automatic, diesel, saloon, 4 doors, grey. Mileage: 138,000 miles. Price: £15,990, unchanged since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £3,776 (30%) over the AskCar estimate of £12,214. Euro 6 emissions standard. ULEZ compliant. Dealer: TMS Cars in Bedford. AskCar page: https://askcar.co.uk/car/audi-a8-2017-e48fb5ad0bee
- 2006 Audi A8 6.0, 443 bhp, automatic, petrol, saloon, 4 doors, grey. Mileage: 12,000 miles. Price: £18,990, reduced by £1,000 from £19,990 since AskCar first saw it on 1 July 2026, 132 days ago. Above the going rate: £4,662 (32%) over the AskCar estimate of £14,328. Euro 4 emissions standard. ULEZ compliant. MOT: valid until 6 January 2027. Dealer: Derby Trade Cars in Derby. AskCar page: https://askcar.co.uk/car/audi-a8-2006-fd542505f151
- 2004 Audi A8 4.0 TDI, 270 bhp, automatic, diesel, saloon, 4 doors, blue. Mileage: 150,995 miles. Price: £995, reduced by £1,500 from £2,495 since AskCar first saw it on 15 September 2026, 56 days ago. Far below the going rate: £3,776 (79%) under the AskCar estimate of £4,771. Worth asking the dealer why. Euro 3 emissions standard. MOT: valid until 14 April 2027. Dealer: R and K Autohouse in Nottingham. AskCar page: https://askcar.co.uk/car/audi-a8-2004-7d06dfb3e578
- 2026 Audi A8, saloon, 4 doors, black. Mileage: 75,500 miles. Price: £9,890, unchanged since AskCar first saw it on 16 October 2026, 25 days ago. Far below the going rate: £17,427 (63%) under the AskCar estimate of £27,317. Worth asking the dealer why. MOT: valid until 21 May 2027. Dealer: Expert Cars in Hoddesdon. AskCar page: https://askcar.co.uk/car/audi-a8-2026-35bc916f7a45
- 2003 Audi A8 4.2, 335 bhp, automatic, petrol, saloon, 4 doors, silver. Mileage: 92,000 miles. Price: £4,390, unchanged since AskCar first saw it on 8 November 2026, 2 days ago. Far below the going rate: £3,934 (47%) under the AskCar estimate of £8,324. Worth asking the dealer why. Euro 4 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 6 November 2026; ask the dealer for the current MOT. Dealer: Winslow Motor in Winslow. AskCar page: https://askcar.co.uk/car/audi-a8-2003-567a158969b9
- 2018 Audi A8 3.0 S Line, 282 bhp, automatic, diesel, saloon, 4 doors, grey. Mileage: 10,000 miles. Price: £16,950, reduced by £2,400 from £19,350 since AskCar first saw it on 28 May 2026, 166 days ago. Far below the going rate: £12,038 (41%) under the AskCar estimate of £28,988. Worth asking the dealer why. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 24 June 2026; ask the dealer for the current MOT. Dealer: Car Firm Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/audi-a8-2018-90a1c3d119ef
- 2007 Audi A8 3.0 TDI SE, 229 bhp, automatic, diesel, saloon, 4 doors, beige. Mileage: 116,107 miles. Price: £2,495, unchanged since AskCar first saw it on 20 October 2026, 21 days ago. Far below the going rate: £1,463 (36%) under the AskCar estimate of £3,958. Worth asking the dealer why. Euro 4 emissions standard. MOT: valid until 28 March 2027. Dealer: Beadlow Motors in Shefford. AskCar page: https://askcar.co.uk/car/audi-a8-2007-13fe948ab48d
- 2011 Audi A8, automatic, diesel, saloon, 4 doors, silver. Price: £4,850, unchanged since AskCar first saw it on 5 November 2026, 5 days ago. MOT: valid until 10 September 2027. Dealer: King Kong Motors in Highbridge. AskCar page: https://askcar.co.uk/car/audi-a8-2011-49722013086d
- 2009 Audi A8 3.0 TDI SE, 229 bhp, automatic, diesel, saloon, 4 doors, blue. Price: £4,999, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Euro 4 emissions standard. MOT: valid until 15 January 2027. Dealer: Stewart Vehicles in Newton Abbot. AskCar page: https://askcar.co.uk/car/audi-a8-2009-4fa0c841d634
- 2019 Audi A8 3.0 S Line, 282 bhp, automatic, diesel, saloon, 4 doors, blue. Price: £17,995, unchanged since AskCar first saw it on 29 September 2026, 42 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 March 2027. Dealer: Pure Luxury Transportation in Ilford. AskCar page: https://askcar.co.uk/car/audi-a8-2019-d4f6e482aef5
Audi A8 by gearbox, fuel and body
Audi A8 under £20,000 by gearbox, fuel and body
Audi A8 prices by year
Audi A8 by price
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