2025 MG MG3

1.5 Trophy Auto 5dr HEV

£15,640

Fair price: within 8% of the typical £16,330 for this model, age and mileage, drawing on 1,745 adverts of this make and model.

Overview

Make: MG
Model: MG3
Trim: TROPHY
Version: 1.5 Trophy Auto 5dr HEV
Mileage: 5,121 miles
Year: 2025
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

This 2025 MG MG3 Trophy is advertised with 5,121 miles on the clock. Our estimated market asking price is £16,330. This car is advertised at £15,640, which is £690 below that figure. Our estimate draws on 1,745 MG MG3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 138 days ago, and its asking price has since fallen by £460. That may be worth mentioning if you discuss the price with the dealer. The seller is Evans Halshaw MG Grantham, based in Grantham.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 5 June 2026, 138 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £460 from the first recorded £16,100. 2 price reductions recorded, the latest observed on 10 October 2026.

Recorded asking prices
Date observed	Asking price
5 June 2026	£16,100
26 June 2026	£15,050
10 July 2026	£15,050
10 October 2026	£14,950
17 October 2026	£15,640
20 October 2026	£15,640

Price and mileage comparison

Estimated market asking price: £16,330. The asking price is £690 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 1,745 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,300 miles lower than typical for a 2025 MG MG3.

MOT

MOT no details held by dvla.

216 other cars with the same year, trim, gearbox and fuel are for sale from £13,590 to £21,495.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£13,590	3,600 miles
£13,695	13,049 miles
£13,750	11,950 miles
£13,795	17,773 miles
£13,859	30,529 miles

These cars have covered 5–30,529 miles, compared with 5,121 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 · 2025 MG MG3 price guide

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Dealer

Evans Halshaw MG Grantham, Grantham. Across the dealer network: 84 branches, 10,704 cars for sale.

Dealer postcode: NG31 7UH.