Used Audi A6 Saloon for sale near Belfast
There are 19 used Audi A6 Saloon for sale from UK dealers within 20 miles of Belfast on AskCar, as of 5 November 2026. Typical asking price £19,500 (the median: half cost less, half cost more). The cheapest is £5,950. AskCar lists 902 used Audi A6 Saloon across the UK, from 660 dealerships.
The middle half of the 19 cars are priced between £13,900 and £23,000.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Belfast
1 of the 19 Audi A6 Saloon within 20 miles of Belfast had its price reduced in the last 14 days to 5 November 2026. Its line in the list below says by how much.
Cars for sale now
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 871 priced Audi A6 Saloon adverts on AskCar as of 5 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, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2020 Audi A6 Saloon 2.0 TFSIe S Line, 294 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, silver. Mileage: 56,000 miles. Price: £19,499, unchanged since AskCar first saw it on 5 November 2026. Fair price: £997 (4%) under the AskCar estimate of £20,496. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 December 2026. Dealer: Charles Hurst Usedirect Portadown in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-9af2984d63d0
- 2024 Audi A6 Saloon 2.0 TFSI, 201 bhp, automatic, petrol, saloon, 4 doors, blue. Mileage: 13,833 miles. Price: £27,350, unchanged since AskCar first saw it on 25 September 2026, 41 days ago. Fair price: £1,338 (4%) under the AskCar estimate of £28,688. Euro 6 emissions standard. ULEZ compliant. Dealer: Comber Commercial Centre in Comber, 8 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2024-bfbaef7554a4
- 2019 Audi A6 Saloon 2.0 TDI S Line, 201 bhp, automatic, diesel, saloon, 4 doors, white. Mileage: 69,000 miles. Price: £16,995, unchanged since AskCar first saw it on 24 October 2026, 12 days ago. Fair price: £131 (under 1%) under the AskCar estimate of £17,126. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 4 May 2027. Dealer: M J Motors in Belfast, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2019-9894dc9c35d8
- 2022 Audi A6 Saloon 2.0 TDI Black Edition, 201 bhp, automatic, diesel, saloon, 4 doors, grey. Mileage: 44,000 miles. Price: £25,450, unchanged since AskCar first saw it on 7 October 2026, 29 days ago. Fair price: £181 (under 1%) over the AskCar estimate of £25,269. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 December 2026. Dealer: Prestige Marques in Ballynahinch, 17 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2022-61fe557275de
- 2019 Audi A6 Saloon 3.0 TDI V6 S Line, 282 bhp, automatic, diesel, saloon, 4 doors, blue. Mileage: 89,000 miles. Price: £16,995, reduced by £1,955 from £18,950 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £238 (1%) over the AskCar estimate of £16,757. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 July 2027. Dealer: J.D. Autos (N.I.) in Belfast, 14 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2019-3e764b3de1cd
- 2023 Audi A6 Saloon 2.0 TFSI S Line, 201 bhp, automatic, petrol, saloon, 4 doors, white. Mileage: 23,060 miles. Price: £25,950, unchanged since AskCar first saw it on 25 September 2026, 41 days ago. Fair price: £386 (1%) over the AskCar estimate of £25,564. Euro 6 emissions standard. ULEZ compliant. Dealer: Jack Reid Cars in Carrickfergus, 13 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-4c1ee77c831c
- 2021 Audi A6 Saloon 2.0 TDI Black Edition, 201 bhp, automatic, diesel, saloon, 4 doors, grey. Mileage: 58,000 miles. Price: £21,750, reduced by £245 from £21,995 since AskCar first saw it on 12 August 2026, 85 days ago. Fair price: £420 (1%) over the AskCar estimate of £21,330. Euro 6 emissions standard. ULEZ compliant. Dealer: Cunningham Cars in Belfast, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2021-3f5ce52d41a1
- 2019 Audi A6 Saloon 3.0 TDI V6 S Line, 282 bhp, automatic, diesel, saloon, 4 doors, red. Mileage: 52,000 miles. Price: £21,950, unchanged since AskCar first saw it on 6 October 2026, 30 days ago. Fair price: £662 (3%) over the AskCar estimate of £21,288. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 2 October 2027. Dealer: The Car Company in Belfast, 4 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2019-b5478c8bf12e
- 2015 Audi A6 Saloon 2.0 TDI ultra S Line, 187 bhp, manual, diesel, saloon, 4 doors, white. Mileage: 71,471 miles. Price: £9,499, raised by £282 from £9,217 since AskCar first saw it on 2 October 2026, 34 days ago. Fair price: £344 (3%) over the AskCar estimate of £9,155. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 December 2026. Dealer: Lookers in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2015-0e8042f1993c
- 2022 Audi A6 Saloon 2.0 TDI S Line, 201 bhp, automatic, diesel, saloon, 4 doors, blue. Mileage: 68,815 miles. Price: £22,450, unchanged since AskCar first saw it on 25 September 2026, 41 days ago. Fair price: £1,054 (4%) over the AskCar estimate of £21,396. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 8 October 2026; ask the dealer for the current MOT. Dealer: Jack Reid Cars in Carrickfergus, 13 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2022-a8f9717407a4
- 2020 Audi A6 Saloon 2.0 TDI Black Edition, 201 bhp, automatic, diesel, saloon, 4 doors, grey. Mileage: 58,138 miles. Price: £20,950, unchanged since AskCar first saw it on 16 October 2026, 20 days ago. Fair price: £1,322 (6%) over the AskCar estimate of £19,628. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 16 June 2027. Dealer: Auto Q in Belfast, 1 mile from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-3d021c10fa29
- 2024 Audi A6 Saloon 2.0 TFSI S Line, 201 bhp, automatic, petrol, saloon, 4 doors, grey. Mileage: 17,496 miles. Price: £27,990, unchanged since AskCar first saw it on 27 October 2026, 9 days ago. Fair price: £1,812 (6%) over the AskCar estimate of £26,178. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Agnew Group Belfast Audi in Belfast, 1 mile from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2024-24b378dbed98
- 2011 Audi A6 Saloon 3.0 S Line, 241 bhp, automatic, diesel, saloon, 4 doors, silver. Mileage: 131,000 miles. Price: £5,950, raised by £1,200 from £4,750 since AskCar first saw it on 18 October 2026, 18 days ago. Above the going rate: £610 (11%) over the AskCar estimate of £5,340. Euro 5 emissions standard. MOT: the latest record we hold ran out on 7 January 2026; ask the dealer for the current MOT. Dealer: J.D. Autos (N.I.) in Belfast, 14 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2011-42220ccfdeff
- 2019 Audi A6 Saloon 2.0 TDI S Line, 201 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 78,577 miles. Price: £17,945, reduced by £500 from £18,445 since AskCar first saw it on 17 June 2026, 141 days ago. Above the going rate: £1,906 (11%) over the AskCar estimate of £16,039. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 January 2027. Dealer: Morgan Cars and Commercials in Ballyclare, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2019-e971179cfd70
- 2023 Audi A6 Saloon 2.0 TFSI S Line, 201 bhp, automatic, petrol, saloon, 4 doors, white. Mileage: 59,764 miles. Price: £23,950, unchanged since AskCar first saw it on 25 September 2026, 41 days ago. Above the going rate: £2,588 (12%) over the AskCar estimate of £21,362. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 March 2027. Dealer: Jack Reid Cars in Carrickfergus, 13 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2023-013007b519ef
- 2016 Audi A6 Saloon 2.0 TDI Black Edition, 187 bhp, automatic, diesel, saloon, 4 doors, white. Mileage: 104,470 miles. Price: £11,995, unchanged since AskCar first saw it on 25 September 2026, 41 days ago. Above the going rate: £1,468 (13%) over the AskCar estimate of £10,527. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 January 2027. Dealer: Nick Bonar Cars in Newtownabbey, 7 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2016-ddf0ed65c961
- 2017 Audi A6 Saloon 2.0 TDI ultra, 187 bhp, manual, diesel, saloon, 4 doors, black. Mileage: 117,000 miles. Price: £9,950, reduced by £1,045 from £10,995 since AskCar first saw it on 3 October 2026, 33 days ago. Above the going rate: £1,669 (20%) over the AskCar estimate of £8,281. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 January 2027. Dealer: J.D. Autos (N.I.) in Belfast, 14 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2017-18bda769c83a
- 2016 Audi A6 Saloon 2.0 TDI ultra, 187 bhp, manual, diesel, saloon, 4 doors, white. Mileage: 90,000 miles. Price: £10,995, unchanged since AskCar first saw it on 21 July 2026, 107 days ago. Above the going rate: £2,435 (28%) over the AskCar estimate of £8,560. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 9 June 2026; ask the dealer for the current MOT. Dealer: FB Motors in Newtownards, 9 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2016-69bd188bbe15
- 2020 Audi A6 Saloon 2.0 TDI S Line, 201 bhp, automatic, diesel, saloon, 4 doors, blue. Price: £15,750, reduced by £1,500 from £17,250 since AskCar first saw it on 23 October 2026, 13 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 January 2027. Dealer: Cobra Cars NI in Lurgan, 19 miles from Belfast. AskCar page: https://askcar.co.uk/car/audi-a6-saloon-2020-4130ed58966e
Audi A6 Saloon across the UK by price
- Under £5,000 (42 cars)
- Under £8,000 (127 cars)
- Under £10,000 (210 cars)
- Under £15,000 (381 cars)
- Under £20,000 (635 cars)
- Under £30,000 (795 cars)
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