2021 MG MG3

1.5 VTi Tech Exclusive NAV Manual FWD Euro 6 (s/s) 5dr (105 bhp)

£7,990

Fair price: within 8% of the typical £8,197 for this model, age and mileage, drawing on 1,728 adverts of this make and model.

Overview

Make
MG
Model
MG3
Trim
EXCLUSIVE NAV
Version
1.5 VTi Tech Exclusive NAV Manual FWD Euro 6 (s/s) 5dr (105 bhp)
Mileage
29,154 miles
Year
2021
Fuel type
Petrol
Body type
Hatchback
Engine
1.5 L
Gearbox
Manual
Power
105 bhp
Seats
5
CO2
147 g/km
Colour
Black
Doors
5
Driven wheels
Front Wheel Drive
Engine badge
VTi-TECH
Emissions standard
Euro 6

About this car

This 2021 MG MG3 Exclusive Nav is advertised with 29,154 miles on the clock. The dealer is asking £7,990, which is £207 below our market estimate of £8,197. Our estimate draws on 1,728 MG MG3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £500 lower than when we first recorded the advert 50 days ago. Our latest MOT record expired on 2 September 2026. Check the current position with the dealer. The latest recorded MOT mileage is consistent with the advertised figure. You can find this car at Arthur George Motors in Stockton-on-Tees.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 September 2026, 50 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £500 from the first recorded £8,490. 3 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
2 September 2026£8,490
10 September 2026£8,390
21 September 2026£7,990
3 October 2026£8,290
13 October 2026£7,990
21 October 2026£7,990

Price and mileage comparison

Estimated market asking price: £8,197. The asking price is £207 below this estimate.

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

The pricing calculation includes 1,728 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,200 miles lower than typical for a 2021 MG MG3.

The advertised mileage is consistent with the last MOT reading.

The recorded MOT has expired; ask the dealer for an up-to-date MOT.

MOT

MOT valid until 2 September 2026. 19,891 miles at the last test.

29 other cars with the same year, trim, gearbox and fuel are for sale from £5,395 to £9,799.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£5,395116,900 miles
£6,49065,097 miles
£6,85073,000 miles
£7,00041,227 miles
£7,48928,902 miles

These cars have covered 4,191–116,900 miles, compared with 29,154 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all MG MG3 cars for sale · 2021 MG MG3 price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos