2021 MG MG3 1.5 VTi-TECH Exclusive NAV

Overview

• Make: MG
• Model: MG3
• Trim: Exclusive NAV
• Version: 1.5 VTi Tech Exclusive NAV Manual FWD Euro 6 (s/s) 5dr (105 bhp)
• Year: 2021
• Mileage: 42,636 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 105 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 42,636 miles, this 2021 MG MG3 Exclusive Nav has covered about 11,800 more miles than other 2021 MG MG3 cars. Its asking price of £8,498 is £916 above the AskCar estimate of £7,582. To work out the AskCar estimate, we analyse UK dealer adverts for 1,843 MG MG3 cars across different ages and specifications. It first appeared in our advert records 1 day ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Arnold Clark Stirling Renault / Dacia / Hyundai / Vanstore, based in Stirling. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £916 (12%) over the AskCar estimate of £7,582.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,843 priced MG MG3 adverts across different ages and specifications, as of 14 November 2026.

A 2021 MG MG3 with the 1.5 petrol engine is typically advertised at £8,000: the median of the 48 for sale on AskCar, as of 14 November 2026.

Time on sale

AskCar first saw this 2021 MG MG3 advertised 1 day ago. About 4 in 10 of 2021 MG MG3 cars are gone from sale within a month of being advertised: 28 of the 71 first advertised between 15 July 2026 and 11 October 2026.

Price history

AskCar first saw this advert on 13 November 2026 at £8,498. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 14 November 2026: valid until 11 November 2027.

It has had 5 MOTs. The latest, on 12 November 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 42,654 miles, which matches the advertised 42,636 miles.

Advertised mileage is about 11,800 miles higher than the median mileage of a 2021 MG MG3 on AskCar.

Similar cars

35 other 2021 MG MG3 Exclusive NAV 1.5 petrol manual hatchbacks are for sale at UK dealers, from £5,000 to £9,599, as of 14 November 2026.

The 3 closest to this car in mileage:

• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, silver. Mileage: 42,185 miles. Price: £7,990, £508 less than this car. Dealer: Summit Garage in Dudley. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-5ee19aeaeb92
• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, silver. Mileage: 43,519 miles. Price: £7,640, £858 less than this car. Dealer: Dace Motor Company - Trading Standards Approved in Stockport. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-07f11eb1c943
• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, white. Mileage: 41,227 miles. Price: £7,150, £1,348 less than this car. Dealer: Big Car World - St. Margarets in Leicester. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-7f803ed98bb7

• The nearest: 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, yellow, 28 miles from this car. Mileage: 52,591 miles. Price: £6,795, £1,703 less than this car. Dealer: Longstone Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-30726418184e