Used MG MG3 SE prices

There are 486 used MG MG3 SE cars for sale from UK dealers on AskCar, as of 1 November 2026. Typical asking price £15,000 (the median: half cost less, half cost more). The cheapest is £9,499. The middle half are priced between £15,000 and £17,100.

Dealers lowered the asking price on 41 of the 486 MG MG3 SE cars in the 14 days to 1 November 2026.

MG MG3 SE prices by year

A 2026 MG MG3 SE typically costs £15,000, against £16,500 for all 2026 MG MG3 cars, as of 1 November 2026.

YearTypical asking priceTypical mileage
2026 MG MG3 SE£15,0000 miles
2025 MG MG3 SE£13,5007,000 miles

Typical asking prices are of MG MG3 SE cars for sale on 1 November 2026, and are given only where at least 20 cars with a price are for sale.

AskCar lists 1,783 used MG MG3 across the UK, from 641 dealerships.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

MG MG3 SE cars for sale now, page 1 of 10

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. 464 of the 486 cars listed here meet these rules. Pages 2 to 10 list every other MG MG3 SE car, cheapest first, including the 22 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 1,737 priced MG MG3 adverts on AskCar as of 1 November 2026. The figures on this page describe the cars advertised, not a valuation of every MG MG3 SE.

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 MG MG3 SE: priced furthest below the AskCar estimate

These 10 are priced 16% to 17% under their AskCar estimate. Their asking prices run from £14,790 to £15,692.

Cheapest MG MG3 SE: the lowest asking prices

These 10 are priced £12,249 to £12,690. They have covered 2,000 to 12,591 miles.

Lowest-mileage MG MG3 SE

These 10 have covered 1 miles. Their asking prices run from £14,998 to £19,995.

Recently reduced MG MG3 SE: the biggest price reductions in the 14 days to 1 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 1 November 2026. Their reductions since AskCar first saw them run from £1,000 to £2,486.

Newly advertised MG MG3 SE: first seen by AskCar in the 7 days to 1 November 2026

These 3 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 prices by year

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MG MG3 by price

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