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: 18,315 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 502 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 232 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2023 BMW M4 Competition is 18,315 miles. Its asking price of £56,000 is £2,559 above the AskCar estimate of £53,441. The AskCar estimate uses 733 UK dealer adverts for the BMW M4, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 156 days ago, the asking price has dropped by £7,000. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at Sytner Chigwell BMW in Loughton. 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: £2,559 (4%) over the AskCar estimate of £53,441.

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 733 priced BMW M4 adverts across different ages and specifications, as of 5 November 2026.

A 2023 BMW M4 with the 3.0 petrol engine is typically advertised at £55,000: the median of the 84 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2023 BMW M4 has been on sale for at least 156 days.

Price history

AskCar first saw this advert on 2 June 2026 at £63,000. Its asking price is now £56,000, £7,000 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 2 June 2026: £63,000
• 8 June 2026: £62,970
• 20 June 2026: £62,470
• 2 July 2026: £61,970
• 13 July 2026: £61,470
• 15 July 2026: £60,970
• 29 July 2026: £60,870
• 15 August 2026: £60,470
• 19 August 2026: £59,970
• 8 September 2026: £60,000
• 12 September 2026: £59,500
• 3 October 2026: £58,000
• 17 October 2026: £57,000
• 3 November 2026: £56,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 25 March 2027.

It has had one MOT, on 26 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 17,968 miles, which matches the advertised 18,315 miles.

Advertised mileage is about 400 miles lower than the median mileage of a 2023 BMW M4 on AskCar.

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 5 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 17,699 miles. Price: £57,800, £1,800 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: 16,951 miles. Price: £52,660, £3,340 less than this car. Dealer: Prime Motors in Hoddesdon. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-6de1b3d8bbfc
• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 19,800 miles. Price: £50,789, £5,211 less than this car. Dealer: David James in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-5f8932a564b7

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