2023 BMW M3 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 5dr Touring M (503 bhp)
• Year: 2023
• Mileage: 12,301 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 232 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW M3 Competition has covered 12,301 miles, around 8,700 fewer miles than is typical for its age. The dealer is asking £69,995, which is £69 below the AskCar estimate of £70,064. To work out the AskCar estimate, we analyse UK dealer adverts for 751 BMW M3 cars across different ages and specifications. It first appeared in our advert records today. Its advertised mileage matches the government's MOT record. It is advertised by Berkeley Performance in Tamworth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £69 (under 1%) under the AskCar estimate of £70,064.

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 751 priced BMW M3 adverts across different ages and specifications, as of 8 November 2026.

A 2023 BMW M3 with the 3.0 petrol engine is typically advertised at £63,000: the median of the 113 for sale on AskCar, as of 8 November 2026.

Time on sale

AskCar first saw this 2023 BMW M3 advertised today. About 4 in 10 of 2023 BMW M3 cars are gone from sale within a month of being advertised: 48 of the 127 first advertised between 8 July 2026 and 5 October 2026.

Price history

AskCar first saw this advert on 8 November 2026 at £69,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 31 March 2027.

It has had 2 MOTs. The latest, on 1 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 9,114 miles, which matches the advertised 12,301 miles.

Advertised mileage is about 8,700 miles lower than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

32 other 2023 BMW M3 Competition 3.0 petrol automatic estates are for sale at UK dealers, from £56,949 to £81,920, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol estate, grey. Mileage: 12,450 miles. Price: £65,990, £4,005 less than this car. Dealer: Hedin Automotive Bromley BMW in Bromley. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-76debc49078f
• 2023 BMW M3 Competition, 3.0 petrol estate, yellow. Mileage: 12,622 miles. Price: £66,495, £3,500 less than this car. Dealer: SD Automotive in Sutton in Ashfield. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-6f6cd95a76a2
• 2023 BMW M3 Competition, 3.0 petrol estate, blue. Mileage: 12,900 miles. Price: £64,000, £5,995 less than this car. Dealer: Broadoak Performance Cars in Canterbury. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-8052b1f2755f

• The nearest: 2023 BMW M3 Competition, 3.0 petrol estate, green, 13 miles from this car. Mileage: 24,000 miles. Price: £67,500, £2,495 less than this car. Dealer: Hiline Motors in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-62a411a8b355