2026 MG MG3

1.5 Trophy Auto 5dr HEV

£15,740

Fair price: within 8% of the typical £17,097 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: 4,411 miles
Year: 2026
Fuel type: Petrol Hybrid
Body type: Hatchback
Engine: 1.5 L
Gearbox: Automatic
CO2: 100 g/km
Colour: Silver
Doors: 5
Engine badge: TROPHY
Hybrid type: Full hybrid

About this car

At 4,411 miles, this 2026 MG MG3 Trophy has covered about 4,400 more miles than other 2026 MG MG3 cars. Its asking price of £15,740 is £1,357 below our estimate of £17,097. Our estimate draws on 1,769 MG MG3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 41 days ago. Its asking price has since fallen by £940. The seller is Evans Halshaw MG Grantham, based in Grantham.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 9 September 2026, 41 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £940 from the first recorded £16,680. 6 price reductions recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observed	Asking price
9 September 2026	£16,680
17 September 2026	£16,350
22 September 2026	£16,150
29 September 2026	£16,040
2 October 2026	£15,900
7 October 2026	£15,800
13 October 2026	£15,740
19 October 2026	£15,740

Price and mileage comparison

Estimated market asking price: £17,097. The asking price is £1,357 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 4,400 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 price	Mileage
£15,280	4,464 miles
£15,295	4,016 miles
£15,495	5,535 miles
£15,499	8,565 miles
£15,520	6,556 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

Evans Halshaw MG Grantham, Grantham. Across the dealer network: 84 branches, 10,599 cars for sale.

Dealer postcode: NG31 7UH.