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: 73,000 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 105 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 73,000 miles, this 2021 MG MG3 Exclusive Nav has covered about 42,300 more miles than other 2021 MG MG3 cars. Priced at £6,850, it is advertised £637 above the AskCar estimate of £6,213. To work out the AskCar estimate, we analyse UK dealer adverts for 1,789 MG MG3 cars across different ages and specifications. It first appeared in our advert records 49 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Actons Motor Company, based in Littlehampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £637 (10%) over the AskCar estimate of £6,213.

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 1,789 priced MG MG3 adverts across different ages and specifications, as of 4 November 2026.

A 2021 MG MG3 with the 1.5 petrol engine is typically advertised at £8,000: the median of the 46 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 MG MG3 has been on sale for at least 49 days.

Price history

AskCar first saw this advert on 16 September 2026 at £6,850. 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 4 November 2026: valid until 21 March 2027.

It has had 4 MOTs. The latest, on 3 March 2026, passed.

Advisories at the latest test: windscreen damaged but not adversely affecting driver's view.

Mileage at that test: 67,182 miles, which matches the advertised 73,000 miles.

Advertised mileage is about 42,300 miles higher than the median mileage of a 2021 MG MG3 on AskCar.

Similar cars

32 other 2021 MG MG3 Exclusive NAV 1.5 petrol manual hatchbacks are for sale at UK dealers, from £5,000 to £9,799, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, yellow. Mileage: 52,591 miles. Price: £6,995, £145 more than this car. Dealer: Longstone Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-30726418184e
• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, yellow. Mileage: 45,300 miles. Price: £7,999, £1,149 more than this car. Dealer: Cheshire Automotive in Helsby. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-9640a79e7746
• 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, silver. Mileage: 43,519 miles. Price: £7,740, £890 more than this car. Dealer: Dace Motor Company - Trading Standards Approved in Stockport. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-07f11eb1c943

• The nearest: 2021 MG MG3 Exclusive NAV, 1.5 petrol hatchback, blue, 54 miles from this car. Mileage: 25,000 miles. Price: £7,995, £1,145 more than this car. Dealer: Kingsbridge Motor Sales in Newbury. AskCar page: https://askcar.co.uk/car/mg-mg3-2021-ad7a63c70b19