2023 BMW M4 3.0 Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 Competition Auto 4WD Euro 6 2dr (502 bhp)
• Year: 2023
• Mileage: 18,750 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 502 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 233 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW M4 Competition is advertised with 18,750 miles on the clock. Its asking price of £54,900 is £1,216 above the AskCar estimate of £53,684. The AskCar estimate draws on 738 BMW M4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £1,095. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Group 1 Chelmsford BMW, based in Chelmsford. 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: £1,216 (2%) over the AskCar estimate of £53,684.

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 738 priced BMW M4 adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW M4 with the 3.0 petrol engine is typically advertised at £55,000: the median of the 82 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW M4 has been on sale for at least 51 days.

Price history

AskCar first saw this advert on 12 September 2026 at £55,995. Its asking price is now £54,900, £1,095 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 12 September 2026: £55,995
• 10 October 2026: £54,995
• 29 October 2026: £54,900

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 20 July 2027.

It has had one MOT, on 29 June 2026, and passed.

Advisories at the latest test: nearside front tyre slightly damaged/cracking or perishing; offside front tyre slightly damaged/cracking or perishing; nearside rear tyre slightly damaged/cracking or perishing; and 2 more.

Mileage at that test: 16,857 miles, which matches the advertised 18,750 miles.

Similar cars

28 other 2023 BMW M4 Competition 3.0 petrol automatic convertibles are for sale at UK dealers, from £47,898 to £59,994, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 19,800 miles. Price: £52,491, £2,409 less than this car. Dealer: David James in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-5f8932a564b7
• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 17,699 miles. Price: £57,800, £2,900 more than this car. Dealer: Berry Heathrow in Heathrow. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9093600240d1
• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 20,000 miles. Price: £55,995, £1,095 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-3b00e7dd008f

• The nearest: 2023 BMW M4 Competition, 3.0 petrol convertible, grey, 20 miles from this car. Mileage: 22,829 miles. Price: £53,000, £1,900 less than this car. Dealer: Sytner Chigwell BMW in Chigwell. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-3cb9e86f2d45