2026 MG MG3

1.5 Trophy Auto 5dr HEV

£17,490

Fair price: within 8% of the typical £17,556 for this model, age and mileage, drawing on 1,728 adverts of this make and model.

Overview

Make
MG
Model
MG3
Trim
TROPHY
Version
1.5 Trophy Auto 5dr HEV
Mileage
1,926 miles
Year
2026
Fuel type
Petrol Hybrid
Body type
Hatchback
Engine
1.5 L
Gearbox
Automatic
CO2
100 g/km
Colour
Red
Doors
5
Engine badge
TROPHY
Hybrid type
Full hybrid

About this car

This 2026 MG MG3 Trophy is advertised with 1,926 miles on the clock. Our estimated market asking price is £17,556. This car is advertised at £17,490, which is £66 below that figure. The estimate uses 1,728 UK dealer adverts for the MG MG3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 20 days ago. Its asking price has since fallen by £505. The seller is Mervyn Stewart Ltd (North Down), based in Bangor.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 20 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £505 from the first recorded £17,995. 1 price reduction recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observedAsking price
2 October 2026£17,995
20 October 2026£17,490
21 October 2026£17,490

Price and mileage comparison

Estimated market asking price: £17,556. The asking price is £66 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 1,900 miles higher than typical for a 2026 MG MG3.

MOT

MOT no details held by dvla.

405 other cars with the same year, trim, gearbox and fuel are for sale from £10,995 to £22,690.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£10,9951,759 miles
£15,2804,464 miles
£15,2954,016 miles
£15,3706,556 miles
£15,4106,079 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

Mervyn Stewart Ltd (North Down), Bangor. Across the dealer network: 223 cars for sale.

Dealer postcode: BT23 7SU.

Vehicle photos