Used MG MG3 for sale near Carmarthen
There are 5 used MG MG3 for sale from UK dealers within 20 miles of Carmarthen on AskCar, as of 6 November 2026. The cheapest is £6,295. AskCar lists 1,870 used MG MG3 across the UK, from 667 dealerships.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Carmarthen
1 of the 5 MG MG3 within 20 miles of Carmarthen had its price reduced in the last 14 days to 6 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 1,828 priced MG MG3 adverts on AskCar as of 6 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.
- 2019 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, blue. Mileage: 26,661 miles. Price: £7,495, unchanged since AskCar first saw it on 1 September 2026, 66 days ago. Fair price: £215 (2%) under the AskCar estimate of £7,710. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 May 2027. Dealer: Ross Car Sales in Swansea, 15 miles from Carmarthen. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-2ba11a35c04a
- 2024 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 23,000 miles. Price: £9,795, unchanged since AskCar first saw it on 8 August 2026, 90 days ago. Fair price: £48 (under 1%) under the AskCar estimate of £9,843. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Ross Car Sales in Swansea, 15 miles from Carmarthen. AskCar page: https://askcar.co.uk/car/mg-mg3-2024-2ecba76ce065
- 2019 MG MG3 1.5 VTi-TECH Excite, 105 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 61,100 miles. Price: £6,295, reduced by £700 from £6,995 since AskCar first saw it on 28 August 2026, 70 days ago. Fair price: £20 (under 1%) under the AskCar estimate of £6,315. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 22 September 2026; ask the dealer for the current MOT. Dealer: Cawdor Cars (Carmarthen) in Carmarthen, 0 miles from Carmarthen. AskCar page: https://askcar.co.uk/car/mg-mg3-2019-828e1eb35589
- 2025 MG MG3 1.5 SE, 113 bhp, manual, petrol, hatchback, 5 doors, white. Mileage: 4,786 miles. Price: £13,495, reduced by £1,500 from £14,995 since AskCar first saw it on 9 July 2026, 120 days ago. Fair price: £91 (under 1%) over the AskCar estimate of £13,404. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: OC Davies & Son in Carmarthen, 2 miles from Carmarthen. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-5e5e54b765df
- 2025 MG MG3 1.5 Hybrid+ Trophy, 191 bhp, automatic, hybrid (petrol), hatchback, 5 doors, white. Mileage: 2,000 miles. Price: £16,495, reduced by £500 from £16,995 since AskCar first saw it on 8 June 2026, 151 days ago. Fair price: £356 (2%) over the AskCar estimate of £16,139. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: OC Davies & Son in Carmarthen, 2 miles from Carmarthen. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-b42da2758e5c
MG MG3 across the UK by price
- Under £3,000 (20 cars)
- Under £5,000 (97 cars)
- Under £8,000 (344 cars)
- Under £10,000 (540 cars)
- Under £15,000 (1,104 cars)
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