2023 BMW M3

Overview

• Make: BMW
• Model: M3
• Year: 2023
• Mileage: 35,621 miles
• Body: Estate
• Colour: Green

About this car

This 2023 BMW M3 has covered 35,621 miles, around 14,500 more miles than is typical for its age. Priced at £56,499, it is advertised £518 below the AskCar estimate of £57,017. The AskCar estimate uses 753 UK dealer adverts for the BMW M3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 43 days ago. Its asking price has since fallen by £500. It is for sale at Lookers in Newtownabbey. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £518 (under 1%) under the AskCar estimate of £57,017.

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 753 priced BMW M3 adverts across different ages and specifications, as of 5 November 2026.

Time on sale

This 2023 BMW M3 has been on sale for at least 43 days.

Price history

AskCar first saw this advert on 23 September 2026 at £56,999. Its asking price is now £56,499, £500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 23 September 2026: £56,999
• 21 October 2026: £56,499

Mileage and MOT

Advertised mileage is about 14,500 miles higher than the median mileage of a 2023 BMW M3 on AskCar.