2025 MG MG3 prices under £15,000

There are 175 used 2025 MG MG3 cars for sale under £15,000 from UK dealers on AskCar, as of 6 November 2026. Typical asking price £14,500 (the median: half cost less, half cost more). The cheapest is £8,495. The middle half are priced between £13,000 and £15,000. Median mileage: about 8,000 miles.

Dealers lowered the asking price on more than a third of 2025 MG MG3 cars under £15,000: 83 of the 175 in the 14 days to 6 November 2026.

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.

2025 MG MG3 cars for sale now under £15,000, page 1 of 4

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 173 of the 175 cars listed here meet these rules. Pages 2 to 4 list every other 2025 MG MG3 car, cheapest first, including the 2 the groups do not pick from.

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. The figures on this page describe the cars advertised, not a valuation of every 2025 MG MG3.

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. Each car's AskCar page has its full price history and cheaper cars like it.

Best value 2025 MG MG3: priced furthest below the AskCar estimate

These 10 are priced 10% to 14% under their AskCar estimate. Their asking prices run from £8,495 to £14,498.

Cheapest 2025 MG MG3: the lowest asking prices

These 10 are priced £8,495 to £12,554. They have covered 798 to 32,000 miles.

Lowest-mileage 2025 MG MG3

These 10 have covered 5 to 2,718 miles. Their asking prices run from £12,480 to £14,995.

Recently reduced 2025 MG MG3: the biggest price reductions in the 14 days to 6 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 6 November 2026. Their reductions since AskCar first saw them run from £1,360 to £2,200.

Newly advertised 2025 MG MG3: first seen by AskCar in the 7 days to 6 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

MG MG3 by gearbox, fuel and body

MG MG3 under £15,000 by gearbox, fuel and body

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