2023 BMW M4 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 2dr M (503 bhp)
• Year: 2023
• Mileage: 34,785 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 229 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW M4 Competition is advertised with 34,785 miles, approximately 16,000 above the typical mileage for its age. Its asking price of £50,995 is £644 below the AskCar estimate of £51,639. The AskCar estimate draws on 738 BMW M4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 39 days ago, the asking price has dropped by £500. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at RB Prestige Cars in Wimborne. 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: £644 (1%) under the AskCar estimate of £51,639.

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 39 days.

Price history

AskCar first saw this advert on 24 September 2026 at £51,495. Its asking price is now £50,995, £500 less. The latest price cut was seen on 3 October 2026.

Price changes recorded:

• 24 September 2026: £51,495
• 3 October 2026: £50,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 25 April 2027.

It has had one MOT, on 24 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 32,941 miles, which matches the advertised 34,785 miles.

Advertised mileage is about 16,000 miles higher than the median mileage of a 2023 BMW M4 on AskCar.

Similar cars

34 other 2023 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £44,975 to £62,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M4 Competition, 3.0 petrol coupe, green. Mileage: 35,000 miles. Price: £50,799, £196 less than this car. Dealer: Beck Evans in Sidcup. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9236f256564a
• 2023 BMW M4 Competition, 3.0 petrol coupe, green. Mileage: 33,909 miles. Price: £51,995, £1,000 more than this car. Dealer: Auto Station in Elgin. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9f894ebf9eaf
• 2023 BMW M4 Competition, 3.0 petrol coupe, green. Mileage: 37,000 miles. Price: £52,495, £1,500 more than this car. Dealer: Driven Motor Company in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-3152083b35d9

• The nearest: 2023 BMW M4 Competition, 3.0 petrol coupe, blue, 17 miles from this car. Mileage: 30,597 miles. Price: £52,089, £1,094 more than this car. Dealer: cinch in Salisbury. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-437f26a490ca