2025 MG MG3 1.5 SE

Overview

• Make: MG
• Model: MG3
• Trim: SE
• Version: 1.5 SE Manual FWD Euro 6 (s/s) 5dr (113 bhp)
• Year: 2025
• Mileage: 6,668 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.5 litres, 113 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 MG MG3 SE is 6,668 miles. Its asking price of £12,700 is £554 below the AskCar estimate of £13,254. The AskCar estimate uses UK dealer asking prices, including 1,733 MG MG3 adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 19 days ago, and its asking price has since fallen by £194. The seller is Vertu Ford Gloucester, based in Gloucester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £554 (4%) under the AskCar estimate of £13,254.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,733 priced MG MG3 adverts across different ages and specifications, as of 2 November 2026.

A 2025 MG MG3 with the 1.5 petrol engine is typically advertised at £15,300: the median of the 303 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2025 MG MG3 has been on sale for at least 19 days.

Price history

AskCar first saw this advert on 14 October 2026 at £12,894. Its asking price is now £12,700, £194 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 14 October 2026: £12,894
• 16 October 2026: £12,875
• 17 October 2026: £12,840
• 21 October 2026: £12,814
• 22 October 2026: £12,812
• 23 October 2026: £12,793
• 28 October 2026: £12,700

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 300 miles lower than the median mileage of a 2025 MG MG3 on AskCar.

Similar cars

52 other 2025 MG MG3 SE 1.5 petrol manual hatchbacks are for sale at UK dealers, from £12,480 to £16,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 MG MG3 SE, 1.5 petrol hatchback, white. Mileage: 6,703 miles. Price: £12,998, £298 more than this car. Dealer: Arnold Clark Aberdeen Mazda Chery Jeep Alfa Romeo Leapmotor Lepas in Aberdeen. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-8a70d9cdc928
• 2025 MG MG3 SE, 1.5 petrol hatchback, grey. Mileage: 6,521 miles. Price: £12,491, £209 less than this car. Dealer: Budgen Motors MG Shrewsbury in Shrewsbury. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-dc2f92896e4a
• 2025 MG MG3 SE, 1.5 petrol hatchback, white. Mileage: 6,868 miles. Price: £12,554, £146 less than this car. Dealer: Hammond Nissan & MG in Halesworth. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-72ae22e35635

• The nearest: 2025 MG MG3 SE, 1.5 petrol hatchback, grey, under a mile from this car. Mileage: 7,747 miles. Price: £14,295, £1,595 more than this car. Dealer: Baylis MG Gloucester in Gloucester. AskCar page: https://askcar.co.uk/car/mg-mg3-2025-046cdafece99