2021 MG MG3

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

£7,999

Good value: £720 under the typical £8,719 for this model, age and mileage, drawing on 1,769 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: 16,890 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

With 16,890 miles on the clock, this 2021 MG MG3 Exclusive Nav has done roughly 13,400 fewer miles than a typical 2021 MG MG3. The dealer is asking £7,999, which is £720 below our market estimate of £8,719. To estimate its market asking price, we analyse UK dealer adverts for 1,769 MG MG3 cars across different ages and specifications. We have tracked this advert for 19 days. MOT records show an expiry date of 13 August 2027, and the latest recorded mileage is consistent with the advert. It is advertised by Richard Hardie Silverlink in Newcastle.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 1 October 2026, 19 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
1 October 2026	£7,999
19 October 2026	£7,999

Price and mileage comparison

Estimated market asking price: £8,719. The asking price is £720 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 1,769 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 13,400 miles lower than typical for a 2021 MG MG3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 13 August 2027. 11,650 miles at the last test.

30 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 price	Mileage
£5,395	116,900 miles
£6,490	65,097 miles
£6,850	73,000 miles
£7,000	41,227 miles
£7,489	28,902 miles

These cars have covered 4,500–116,900 miles, compared with 16,890 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

Dealer

Richard Hardie Silverlink, Newcastle. Across the dealer network: 2 branches, 151 cars for sale.

Dealer postcode: NE28 9ND.

Dealer opening hours

Monday: 09:00-19:00
Tuesday: 09:00-19:00
Wednesday: 09:00-19:00
Thursday: 09:00-19:00
Friday: 09:00-19:00
Saturday: 09:00-18:00
Sunday: 10:00-17:00