2021 MG MG3 prices
42 cars from UK dealers, updated 22 October 2026. Typical asking price £8,000.
AskCar lists 588,092 cars from 13,071 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.
Half of the 42 priced 2021 MG MG3 cars for sale are priced between £7,500 and £8,500.
Typical mileage 30,000 miles.
13 have had their price cut since they were first listed.
Is the price fair?
The prices above describe the cars currently advertised. They are not a valuation of every car of this model and year. Open a car to see its expected asking price, adjusted for mileage and specification, alongside the available evidence.
Cars for sale now
The cheaper cars like each one are on its AskCar page.
- 2021 MG MG3, 25,127 miles, £7,000, £1,221 under typical, Sunderland
- 2021 MG MG3, 28,902 miles, £7,489, £743 under typical, Stevenage
- 2021 MG MG3, 41,227 miles, £7,000, £689 under typical, Leicester
- 2021 MG MG3, 16,890 miles, £7,999, £732 under typical, Tynemouth
- 2021 MG MG3, 29,000 miles, £7,595, Altrincham
- 2021 MG MG3, 36,668 miles, £7,499, Barking
- 2021 MG MG3, 37,000 miles, £7,500, York
- 2021 MG MG3, 25,000 miles, £7,995, Newbury
- 2021 MG MG3, 37,130 miles, £7,594, Scunthorpe
- 2021 MG MG3, 4,000 miles, £8,990, Northampton
- 2021 MG MG3, 30,000 miles, £8,200, Bury
- 2021 MG MG3, 29,154 miles, £7,990, Billingham
- 2021 MG MG3, 65,097 miles, £6,490, Spalding
- 2021 MG MG3, 26,000 miles, £7,990, South Shields
- 2021 MG MG3, 30,000 miles, £8,000, Newcastle upon Tyne
- 2021 MG MG3, 36,350 miles, £7,999, Exeter
- 2021 MG MG3, 30,881 miles, £7,989, Aylesbury
- 2021 MG MG3, 32,248 miles, £7,989, Stevenage
- 2021 MG MG3, 34,410 miles, £7,898, Scunthorpe
- 2021 MG MG3, 34,832 miles, £7,898, Scunthorpe
- 2021 MG MG3, 54,614 miles, £6,973, Nuneaton
- 2021 MG MG3, 22,000 miles, £8,495, Cardiff
- 2021 MG MG3, 17,315 miles, £8,699, Corby
- 2021 MG MG3, 27,000 miles, £8,150, Gloucester
- 2021 MG MG3, 29,901 miles, £8,495, Billinghay
- 2021 MG MG3, 35,988 miles, £7,990, Barton-upon-Humber
- 2021 MG MG3, 47,380 miles, £7,500, Torquay
- 2021 MG MG3, 28,780 miles, £8,599, Corby
- 2021 MG MG3, 30,314 miles, £8,290, Sheffield
- 2021 MG MG3, 43,000 miles, £7,740, Stockport
- 2021 MG MG3, 30,928 miles, £8,390, Stockton-on-Tees
- 2021 MG MG3, 26,025 miles, £8,650, Newtownards
- 2021 MG MG3, 30,745 miles, £8,499, Walsall
- 2021 MG MG3, 67,865 miles, £6,695, Ruislip
- 2021 MG MG3, 5,900 miles, £9,799, Eastcote
- 2021 MG MG3, 45,300 miles, £7,999, Helsby
- 2021 MG MG3, 14,486 miles, £9,499, Gateshead
- 2021 MG MG3, 73,000 miles, £6,850, Rustington
- 2021 MG MG3, 26,514 miles, £9,099, Corby
- 2021 MG MG3, 72,943 miles, £6,995, Whittlesey
- 2021 MG MG3, 116,900 miles, £5,395, Clacton-on-Sea
- 2021 MG MG3, 16,121 miles, £9,499, Cramlington
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MG MG3 near you
- Near Newcastle upon Tyne (166)
- Near Consett (160)
- Near Sunderland (148)
- Near Elderslie (143)
- Near Blyth (136)
- Near Dunfermline (131)
- Near Kilmarnock (108)
- Near Glenrothes (105)
- Near Edinburgh (94)
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