Used MG MG3 for sale near Belfast
There are 23 used MG MG3 for sale from UK dealers within 20 miles of Belfast on AskCar, as of 4 November 2026. Typical asking price £8,700 (the median: half cost less, half cost more). The cheapest is £4,950. AskCar lists 1,832 used MG MG3 across the UK, from 663 dealerships.
The middle half of the 23 cars are priced between £8,000 and £16,400.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 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
5 of the 23 MG MG3 within 20 miles of Belfast had their price reduced in the last 14 days to 4 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 1,789 priced MG MG3 adverts on AskCar as of 4 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.
- 2022 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, yellow. Mileage: 10,990 miles. Price: £8,390, reduced by £1,100 from £9,490 since AskCar first saw it on 11 September 2026, 54 days ago. Good value: £813 (8%) under the AskCar estimate of £9,203. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 February 2027. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2022-ccb0079fd356
- 2024 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, blue. Mileage: 1,760 miles. Price: £14,695, unchanged since AskCar first saw it on 9 October 2026, 26 days ago. Fair price: £878 (5%) under the AskCar estimate of £15,573. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: SERE Motors Belfast in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2024-570786f4e2e0
- 2022 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, yellow. Mileage: 31,000 miles. Price: £7,999, unchanged since AskCar first saw it on 31 October 2026, 4 days ago. Fair price: £365 (4%) under the AskCar estimate of £8,364. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 January 2027. Dealer: Charles Hurst Usedirect Newtownabbey in Newtownabbey, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2022-995eebb5de6f
- 2026 MG MG3 1.5 TROPHY, automatic, hybrid (petrol), hatchback, 5 doors, red. Mileage: 3,933 miles. Price: £16,490, reduced by £1,500 from £17,990 since AskCar first saw it on 28 May 2026, 160 days ago. Fair price: £624 (3%) under the AskCar estimate of £17,114. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Bangor, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-4e3b9842b648
- 2022 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 25,147 miles. Price: £8,430, unchanged since AskCar first saw it on 27 October 2026, 8 days ago. Fair price: £178 (2%) under the AskCar estimate of £8,608. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 February 2027. Dealer: Charles Hurst Usedirect Budget Choice in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2022-5d23c060a613
- 2026 MG MG3 1.5 TROPHY, automatic, hybrid (petrol), hatchback, 5 doors, silver. Mileage: 5,500 miles. Price: £16,895, unchanged since AskCar first saw it on 26 September 2026, 39 days ago. Fair price: £72 (under 1%) under the AskCar estimate of £16,967. MOT: first test not yet due. Dealer: Ss Logan & Son Ltd Est 1935 in Newtownabbey, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-ed313fc6e4a1
- 2026 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, blue. Mileage: 5,066 miles. Price: £16,490, reduced by £500 from £16,990 since AskCar first saw it on 16 September 2026, 49 days ago. Fair price: £47 (under 1%) under the AskCar estimate of £16,537. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-dc32dda2d649
- 2026 MG MG3 1.5 TROPHY, automatic, hybrid (petrol), hatchback, 5 doors, red. Mileage: 1,926 miles. Price: £17,490, reduced by £505 from £17,995 since AskCar first saw it on 2 October 2026, 33 days ago. Fair price: £21 (under 1%) under the AskCar estimate of £17,511. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Bangor, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-f6c0a4ff686c
- 2025 MG MG3 1.5 TROPHY, automatic, hybrid (petrol), hatchback, 5 doors, red. Mileage: 16,000 miles. Price: £14,995, unchanged since AskCar first saw it on 21 October 2026, 14 days ago. Fair price: £36 (under 1%) over the AskCar estimate of £14,959. MOT: first test not yet due. Dealer: Ss Logan & Son Ltd Est 1935 in Newtownabbey, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-4ae9416300ec
- 2022 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, silver. Mileage: 24,920 miles. Price: £8,695, unchanged since AskCar first saw it on 1 November 2026, 3 days ago. Fair price: £78 (under 1%) over the AskCar estimate of £8,617. Euro 6 emissions standard. ULEZ compliant. Dealer: Bells Crossgar in Downpatrick, 16 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2022-7b4053f17f60
- 2026 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, blue. Mileage: 5,587 miles. Price: £16,690, reduced by £300 from £16,990 since AskCar first saw it on 18 September 2026, 47 days ago. Fair price: £233 (1%) over the AskCar estimate of £16,457. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Bangor, 11 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-af1d7c32d627
- 2019 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, blue. Mileage: 47,015 miles. Price: £6,990, reduced by £1,000 from £7,990 since AskCar first saw it on 3 September 2026, 62 days ago. Fair price: £119 (1%) over the AskCar estimate of £6,871. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 July 2027. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-c8b4b04fb114
- 2019 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 23,653 miles. Price: £7,990, unchanged since AskCar first saw it on 28 May 2026, 160 days ago. Fair price: £174 (2%) over the AskCar estimate of £7,816. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 April 2027. Dealer: Lookers in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-5ce60cd7e0e2
- 2025 MG MG3 1.5 TROPHY, automatic, hybrid (petrol), hatchback, 5 doors, grey. Mileage: 6,800 miles. Price: £16,250, unchanged since AskCar first saw it on 26 August 2026, 70 days ago. Fair price: £398 (2%) over the AskCar estimate of £15,852. MOT: first test not yet due. Dealer: Ss Logan & Son Ltd Est 1935 in Newtownabbey, 5 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-edb64851e381
- 2026 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, blue. Mileage: 6,073 miles. Price: £16,990, unchanged since AskCar first saw it on 15 September 2026, 50 days ago. Fair price: £607 (3%) over the AskCar estimate of £16,383. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2026-8d6f83e23954
- 2021 MG MG3 1.5 VTi-TECH Exclusive NAV, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 26,025 miles. Price: £8,650, unchanged since AskCar first saw it on 25 September 2026, 40 days ago. Fair price: £335 (4%) over the AskCar estimate of £8,315. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 November 2026. Dealer: J&J Motors Ni in Newtownards, 10 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-6b2686701ec9
- 2022 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, black. Mileage: 16,316 miles. Price: £9,495, unchanged since AskCar first saw it on 11 September 2026, 54 days ago. Fair price: £520 (5%) over the AskCar estimate of £8,975. Euro 6 emissions standard. ULEZ compliant. Dealer: Bells Crossgar in Downpatrick, 16 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2022-21d28e190f9f
- 2019 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 65,319 miles. Price: £6,499, reduced by £200 from £6,699 since AskCar first saw it on 16 October 2026, 19 days ago. Fair price: £378 (6%) over the AskCar estimate of £6,121. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 June 2027. Dealer: Charles Hurst Usedirect Portadown in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-da398df34d54
- 2018 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, red. Mileage: 54,000 miles. Price: £6,450, unchanged since AskCar first saw it on 18 October 2026, 17 days ago. Fair price: £457 (7%) over the AskCar estimate of £5,993. Euro 6 emissions standard. ULEZ compliant. Dealer: PL Motors in Newtownabbey, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2018-3272e5c94545
- 2016 MG MG3 1.5 VTi-TECH 3STYLE, 105 bhp, manual, petrol, hatchback, 5 doors. Mileage: 30,414 miles. Price: £4,950, reduced by £470 from £5,420 since AskCar first saw it on 27 August 2026, 69 days ago. Above the going rate: £610 (14%) over the AskCar estimate of £4,340. Euro 6 emissions standard. ULEZ compliant. Dealer: Auto Choice in Newtownards, 10 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2016-578f1cc3c85f
- 2019 MG MG3 1.5 VTi-TECH Exclusive, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 33,000 miles. Price: £8,490, unchanged since AskCar first saw it on 17 September 2026, 48 days ago. Above the going rate: £1,127 (15%) over the AskCar estimate of £7,363. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 28 January 2027. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-9962ac60e9e5
- 2018 MG MG3 1.5 VTi-TECH 3FORM Sport, 104 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 42,000 miles. Price: £5,450, unchanged since AskCar first saw it on 18 October 2026, 17 days ago. Above the going rate: £766 (16%) over the AskCar estimate of £4,684. Euro 6 emissions standard. ULEZ compliant. Dealer: PL Motors in Newtownabbey, 6 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2018-799239128519
- 2025 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, grey. Mileage: 5,233 miles. Price: £14,990, unchanged since AskCar first saw it on 27 October 2026, 8 days ago. Fair price: £713 (4%) under the AskCar estimate of £15,703. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Mervyn Stewart Ltd (North Down) in Belfast, 2 miles from Belfast. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-363adf25806e
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