2018 MG MG3 prices

There are 38 used 2018 MG MG3 cars for sale from UK dealers on AskCar, as of 9 November 2026. Typical asking price £6,000 (the median: half cost less, half cost more). The cheapest is £3,000. The middle half are priced between £5,400 and £7,000. Median mileage: about 42,000 miles.

Dealers lowered the asking price on more than one in five of 2018 MG MG3 cars: 8 of the 38 in the 14 days to 9 November 2026.

2018 MG MG3 prices by engine and mileage

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
1.5 petrol£6,000Too few for saleToo few for saleToo few for saleToo few for sale

Typical asking prices are of 2018 MG MG3 cars for sale on 9 November 2026, and are given only where at least 20 cars with a price are for sale.

2018 MG MG3 against other years

A 2017 MG MG3 car has a typical asking price of £4,300 and a 2019 one £6,900, as of 9 November 2026.

AskCar lists 1,859 used MG MG3 across the UK, from 644 dealerships.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 MG MG3 cars for sale now, page 2 of 2

This page lists 2018 MG MG3 cars not picked out on page 1, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,803 priced MG MG3 adverts on AskCar as of 9 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 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.

MG MG3 by gearbox, fuel and body

MG MG3 prices by year

MG MG3 by trim

MG MG3 by price

MG MG3 near you

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