Used diesel Audi A3 for sale near Ballymena
There are 28 used diesel Audi A3 for sale from UK dealers within 20 miles of Ballymena on AskCar, as of 10 November 2026. Typical asking price £12,700 (the median: half cost less, half cost more). The cheapest is £3,990. AskCar lists 6,789 used Audi A3 across the UK, from 2,285 dealerships.
The middle half of the 28 cars are priced between £8,000 and £18,800.
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.
Price reductions near Ballymena
2 of the 28 diesel Audi A3 within 20 miles of Ballymena had their price reduced in the last 14 days to 10 November 2026. Each one's 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 6,629 priced Audi A3 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, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2020 Audi A3 2.0 TDI Edition 1, 148 bhp, automatic, diesel, saloon, 4 doors, grey. Mileage: 46,000 miles. Price: £19,495, unchanged since AskCar first saw it on 31 October 2026, 10 days ago. Fair price: £672 (3%) under the AskCar estimate of £20,167. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 October 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2020-0dcfabc0bd13
- 2022 Audi A3 2.0 TDI Edition 1, 148 bhp, automatic, diesel, hatchback, 5 doors, black. Mileage: 34,994 miles. Price: £21,495, reduced by £1,405 from £22,900 since AskCar first saw it on 22 September 2026, 49 days ago. Fair price: £614 (2%) under the AskCar estimate of £22,109. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 8 December 2026. Dealer: Richard Greer Car Sales in Ballyclare, 11 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2022-93f23a7d0b26
- 2016 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, blue. Mileage: 109,000 miles. Price: £7,995, unchanged since AskCar first saw it on 1 November 2026, 9 days ago. Fair price: £177 (2%) under the AskCar estimate of £8,172. Euro 6 emissions standard. ULEZ compliant. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2016-22cdc764ff3f
- 2023 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, grey. Mileage: 54,000 miles. Price: £18,950, unchanged since AskCar first saw it on 10 October 2026, 31 days ago. Fair price: £97 (under 1%) under the AskCar estimate of £19,047. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 July 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-354fa7fabd84
- 2018 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, white. Mileage: 110,764 miles. Price: £9,995, reduced by £300 from £10,295 since AskCar first saw it on 22 August 2026, 80 days ago. Fair price: £9 (under 1%) under the AskCar estimate of £10,004. Euro 6 emissions standard. ULEZ compliant. Dealer: Parkview Autos NI in Antrim, 14 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2018-ad505f2d8bef
- 2023 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, white. Mileage: 11,479 miles. Price: £23,490, unchanged since AskCar first saw it on 7 November 2026, 3 days ago. Fair price: £15 (under 1%) over the AskCar estimate of £23,475. Euro 6 emissions standard. ULEZ compliant. Dealer: Wilsons of Rathkenny in Ballymena, 5 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f60264050474
- 2015 Audi A3 1.6 TDI SE, 108 bhp, manual, diesel, hatchback, 5 doors, blue. Mileage: 154,000 miles. Price: £3,990, unchanged since AskCar first saw it on 9 November 2026, 1 day ago. Fair price: £21 (under 1%) over the AskCar estimate of £3,969. Euro 6 emissions standard. ULEZ compliant. Dealer: PL Motors in Newtownabbey, 18 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2015-3f5fe5275caf
- 2023 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, grey. Mileage: 58,100 miles. Price: £18,750, unchanged since AskCar first saw it on 3 October 2026, 38 days ago. Fair price: £120 (under 1%) over the AskCar estimate of £18,630. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 August 2027. Dealer: S Mckeever Cars in Ballymena, 7 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-d3b081ee52e5
- 2015 Audi A3 2.0 TDI S Line, 148 bhp, manual, diesel, hatchback, 5 doors, white. Mileage: 108,850 miles. Price: £6,990, unchanged since AskCar first saw it on 6 November 2026, 4 days ago. Fair price: £115 (1%) over the AskCar estimate of £6,875. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 9 October 2027. Dealer: Errigal Motor Company in Belfast, 17 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2015-3811b63404d8
- 2023 Audi A3 2.0 TDI Sport, 148 bhp, automatic, diesel, hatchback, 5 doors, blue. Mileage: 27,500 miles. Price: £20,995, unchanged since AskCar first saw it on 6 August 2026, 96 days ago. Fair price: £378 (1%) over the AskCar estimate of £20,617. Euro 6 emissions standard. ULEZ compliant. Dealer: S Mcafee & Son in Ballymena, 0 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-c00c342e3e18
- 2019 Audi A3 2.0 TDI Black Edition, 148 bhp, automatic, diesel, hatchback, 5 doors, blue. Mileage: 99,000 miles. Price: £12,450, unchanged since AskCar first saw it on 7 November 2026, 3 days ago. Fair price: £396 (3%) over the AskCar estimate of £12,054. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 September 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2019-ac4277ba4050
- 2017 Audi A3 2.0 TDI Sport, 148 bhp, manual, diesel, hatchback, 5 doors, red. Mileage: 137,000 miles. Price: £6,350, reduced by £400 from £6,750 since AskCar first saw it on 31 July 2026, 102 days ago. Fair price: £357 (5%) over the AskCar estimate of £5,993. Euro 6 emissions standard. ULEZ compliant. Dealer: PL Motors in Newtownabbey, 18 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2017-f5c50dce6f8f
- 2023 Audi A3 2.0 TDI Sport, 148 bhp, automatic, diesel, hatchback, 5 doors, black. Mileage: 58,400 miles. Price: £18,750, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Fair price: £1,251 (7%) over the AskCar estimate of £17,499. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 July 2027. Dealer: S Mckeever Cars in Ballymena, 7 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-b2357aa1c384
- 2023 Audi A3 2.0 TDI Sport, 148 bhp, automatic, diesel, hatchback, 5 doors, silver. Mileage: 61,200 miles. Price: £18,750, unchanged since AskCar first saw it on 25 September 2026, 46 days ago. Above the going rate: £1,550 (9%) over the AskCar estimate of £17,200. Euro 6 emissions standard. ULEZ compliant. Dealer: S Mckeever Cars in Ballymena, 7 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2023-f17c189aa1e4
- 2019 Audi A3 1.6 TDI SE Technik, 114 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 88,664 miles. Price: £9,945, reduced by £900 from £10,845 since AskCar first saw it on 9 July 2026, 124 days ago. Above the going rate: £1,001 (11%) over the AskCar estimate of £8,944. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 February 2027. Dealer: Morgan Cars and Commercials in Ballyclare, 13 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2019-9ec7e1c998e2
- 2019 Audi A3 1.6 TDI Sport, 114 bhp, manual, diesel, saloon, 4 doors, black. Mileage: 58,650 miles. Price: £13,495, reduced by £454 from £13,949 since AskCar first saw it on 9 September 2026, 62 days ago. Above the going rate: £1,608 (13%) over the AskCar estimate of £11,887. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 24 September 2026; ask the dealer for the current MOT. Dealer: Donnelly Automotive in Ballymena, 10 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2019-1524233b3d28
- 2017 Audi A3 2.0 TDI, 147 bhp, manual, diesel, hatchback, 3 doors, white. Mileage: 66,000 miles. Price: £12,895, unchanged since AskCar first saw it on 1 June 2026, 162 days ago. Above the going rate: £1,652 (14%) over the AskCar estimate of £11,243. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 5 May 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2017-489935a66514
- 2016 Audi A3 1.6 TDI Sport, 108 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 84,734 miles. Price: £8,650, unchanged since AskCar first saw it on 5 October 2026, 36 days ago. Above the going rate: £1,248 (16%) over the AskCar estimate of £7,402. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 March 2027. Dealer: Errigal Motor Company in Belfast, 17 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2016-32c80015617b
- 2021 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, hatchback, 5 doors, blue. Mileage: 93,000 miles. Price: £15,950, unchanged since AskCar first saw it on 17 October 2026, 24 days ago. Above the going rate: £2,306 (16%) over the AskCar estimate of £13,644. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 9 March 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2021-60423bfb94a1
- 2016 Audi A3 2.0 TDI S Line, 148 bhp, automatic, diesel, saloon, 4 doors, black. Mileage: 71,600 miles. Price: £13,949, unchanged since AskCar first saw it on 8 September 2026, 63 days ago. Above the going rate: £2,174 (18%) over the AskCar estimate of £11,775. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 September 2026; ask the dealer for the current MOT. Dealer: Donnelly Automotive in Ballymena, 10 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2016-2ccafd758c3b
- 2021 Audi A3 2.0 TDI S Line, 114 bhp, manual, diesel, saloon, 4 doors, grey. Mileage: 91,000 miles. Price: £15,495, reduced by £2,255 from £17,750 since AskCar first saw it on 1 June 2026, 162 days ago. Above the going rate: £2,705 (21%) over the AskCar estimate of £12,790. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 January 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2021-ff8244efaf1d
- 2015 Audi A3 1.6 TDI Sport, 108 bhp, manual, diesel, hatchback, 5 doors, black. Mileage: 174,000 miles. Price: £4,800, reduced by £100 from £4,900 since AskCar first saw it on 1 June 2026, 162 days ago. Above the going rate: £847 (21%) over the AskCar estimate of £3,953. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 20 September 2026; ask the dealer for the current MOT. Dealer: Down Town Motors in Ballymena, 2 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2015-96c7554cec62
- 2014 Audi A3 2.0 TDI S Line, 148 bhp, manual, diesel, saloon, 4 doors, grey. Mileage: 111,000 miles. Price: £7,995, unchanged since AskCar first saw it on 5 November 2026, 5 days ago. Above the going rate: £1,514 (23%) over the AskCar estimate of £6,481. Euro 5 emissions standard. MOT: valid until 29 April 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2014-a63fe3c6871f
- 2014 Audi A3 1.6 TDI SE, 108 bhp, manual, diesel, hatchback, 3 doors, grey. Mileage: 77,300 miles. Price: £7,750, reduced by £1,245 from £8,995 since AskCar first saw it on 28 May 2026, 166 days ago. Above the going rate: £1,523 (24%) over the AskCar estimate of £6,227. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 November 2026. Dealer: J26 Car Sales in Ballymena, 11 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2014-ad26e45fbfc7
- 2019 Audi A3 1.6 TDI S Line, 114 bhp, automatic, diesel, hatchback, 5 doors, grey. Mileage: 90,000 miles. Price: £13,350, unchanged since AskCar first saw it on 1 June 2026, 162 days ago. Above the going rate: £2,762 (26%) over the AskCar estimate of £10,588. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 11 May 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2019-bc08891b283d
- 2015 Audi A3 2.0 TDI S Line, 148 bhp, manual, diesel, saloon, 4 doors, grey. Mileage: 87,816 miles. Price: £10,699, unchanged since AskCar first saw it on 13 October 2026, 28 days ago. Above the going rate: £2,271 (26%) over the AskCar estimate of £8,428. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 January 2027. Dealer: Crawford Autos in Ballymoney, 12 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2015-8b9280e4ef51
- 2017 Audi A3 1.6 TDI Sport, 108 bhp, manual, diesel, saloon, 4 doors, black. Mileage: 110,000 miles. Price: £9,995, unchanged since AskCar first saw it on 8 August 2026, 94 days ago. Above the going rate: £2,349 (30%) over the AskCar estimate of £7,646. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 15 August 2026; ask the dealer for the current MOT. Dealer: Carnet Car Sales in Larne, 18 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2017-6708d7ac6e2b
- 2013 Audi A3 1.6 TDI Sport, 103 bhp, automatic, diesel, hatchback, 3 doors, grey. Mileage: 97,000 miles. Price: £7,750, unchanged since AskCar first saw it on 1 June 2026, 162 days ago. Above the going rate: £2,593 (50%) over the AskCar estimate of £5,157. Euro 5 emissions standard. MOT: valid until 29 April 2027. Dealer: MC Autosales in Magherafelt, 15 miles from Ballymena. AskCar page: https://askcar.co.uk/car/audi-a3-2013-9940a6b2a94f
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