2023 BMW M4 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic Euro 6 (s/s) 2dr (503 bhp)
• Year: 2023
• Mileage: 34,678 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Colour: Green
• CO2: 229 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 34,678 miles on the clock, this 2023 BMW M4 Competition has done roughly 14,900 more miles than a typical 2023 BMW M4. The AskCar estimate for this car is £51,635. It is priced at £50,950, which is £685 below that estimate. The AskCar estimate uses 727 UK dealer adverts for the BMW M4, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. The seller is JKC BMW, based in Coleraine. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £685 (1%) under the AskCar estimate of £51,635.

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 727 priced BMW M4 adverts across different ages and specifications, as of 6 November 2026.

A 2023 BMW M4 with the 3.0 petrol engine is typically advertised at £55,000: the median of the 83 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2023 BMW M4 advertised today. About 3 in 10 of 2023 BMW M4 cars are gone from sale within a month of being advertised: 28 of the 90 first advertised between 14 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £50,950. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 14,900 miles higher than the median mileage of a 2023 BMW M4 on AskCar.

Similar cars

40 other 2023 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £44,975 to £62,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M4 Competition, 3.0 petrol coupe, grey. Mileage: 34,785 miles. Price: £50,995, the same price as this car. Dealer: RB Prestige Cars in Ashley Heath. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-29ddabddb9b4
• 2023 BMW M4 Competition, 3.0 petrol coupe, green. Mileage: 35,000 miles. Price: £50,799, £151 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, £1,045 more than this car. Dealer: Auto Station in Elgin. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-9f894ebf9eaf

• The nearest: 2023 BMW M4 Competition, 3.0 petrol coupe, green, 109 miles from this car. Mileage: 37,000 miles. Price: £52,495, £1,545 more than this car. Dealer: Driven Motor Company in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-m4-2023-3152083b35d9