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: 9,445 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 3.0 litres, 502 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 233 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW M4 Competition has covered 9,445 miles, around 9,300 fewer miles than is typical for its age. The dealer is asking £53,485, which is £2,457 below the AskCar estimate of £55,942. To work out the AskCar estimate, we analyse UK dealer adverts for 738 BMW M4 cars across different ages and specifications. The asking price is now £4,995 lower than when we first recorded the advert 47 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Hedin Automotive Bromley BMW, based in Bromley. 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: £2,457 (4%) under the AskCar estimate of £55,942.

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 47 days.

Price history

AskCar first saw this advert on 16 September 2026 at £58,480. Its asking price is now £53,485, £4,995 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 16 September 2026: £58,480
• 29 September 2026: £55,965
• 4 October 2026: £54,000
• 6 October 2026: £52,500
• 15 October 2026: £53,500
• 17 October 2026: £54,250
• 20 October 2026: £54,000
• 21 October 2026: £55,000
• 30 October 2026: £53,485

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 13 August 2027.

It has had one MOT, on 5 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 9,323 miles, which matches the advertised 9,445 miles.

Advertised mileage is about 9,300 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 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M4 Competition, 3.0 petrol convertible, green. Mileage: 9,481 miles. Price: £59,990, £6,505 more than this car. Dealer: Auto Sportiva in Tonbridge. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-631c3899adad
• 2023 BMW M4 Competition, 3.0 petrol convertible, blue. Mileage: 9,136 miles. Price: £55,985, £2,500 more than this car. Dealer: Stratstone BMW Bury St Edmunds in Bury St Edmunds. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-05f3186f909f
• 2023 BMW M4 Competition, 3.0 petrol convertible, grey. Mileage: 8,322 miles. Price: £53,468, the same price as this car. Dealer: Vertu BMW Teesside in Teesside. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-a16d0cf9c6a6

• The nearest: 2023 BMW M4 Competition, 3.0 petrol convertible, black, 11 miles from this car. Mileage: 40,000 miles. Price: £47,990, £5,495 less than this car. Dealer: Gravelwood Car Sales Gravelwood in Sevenoaks. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-b21e1e8f9fba