2026 MG MG3

1.5 Trophy Auto 5dr HEV

£16,990

Fair price: within 8% of the typical £17,211 for this model, age and mileage, drawing on 1,769 adverts of this make and model.

Overview

Make
MG
Model
MG3
Trim
TROPHY
Version
1.5 Trophy Auto 5dr HEV
Mileage
2,964 miles
Year
2026
Fuel type
Petrol Hybrid
Body type
Hatchback
Engine
1.5 L
Gearbox
Automatic
CO2
100 g/km
Colour
Black
Doors
5
Engine badge
TROPHY
Hybrid type
Full hybrid

About this car

With 2,964 miles on the clock, this 2026 MG MG3 Trophy has done roughly 3,000 more miles than a typical 2026 MG MG3. At £16,990, it is advertised £221 below our estimated market asking price of £17,211. Our estimate draws on 1,769 MG MG3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 145 days ago, and its asking price has since fallen by £2,000. That may be worth mentioning if you discuss the price with the dealer. The seller is Cars2 MG Barnsley, based in Barnsley.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 May 2026, 145 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £2,000 from the first recorded £18,990. 3 price reductions recorded, the latest observed on 6 October 2026.

Recorded asking prices
Date observedAsking price
28 May 2026£18,990
7 July 2026£18,990
21 July 2026£17,990
22 July 2026£17,990
19 August 2026£17,490
6 October 2026£16,990
19 October 2026£16,990

Price and mileage comparison

Estimated market asking price: £17,211. The asking price is £221 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 3,000 miles higher than typical for a 2026 MG MG3.

MOT

MOT no details held by dvla.

413 other cars with the same year, trim, gearbox and fuel are for sale from £15,280 to £22,690.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£15,2804,464 miles
£15,2954,016 miles
£15,4955,535 miles
£15,4998,565 miles
£15,5206,556 miles

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 · 2026 MG MG3 price guide

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Dealer

Cars2 MG Barnsley, Barnsley. Across the dealer network: 15 branches, 208 cars for sale.

Dealer postcode: S71 1AJ.

Vehicle photos