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: 33,320 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

With 33,320 miles on the clock, this 2023 BMW M3 Competition has done roughly 12,300 more miles than a typical 2023 BMW M3. The dealer is asking £58,888, which is £3,994 below the AskCar estimate of £62,882. To work out the AskCar estimate, we analyse UK dealer adverts for 756 BMW M3 cars across different ages and specifications. We first saw this car advertised 57 days ago. Its asking price has since fallen by £3,111. We checked its advertised mileage against the government's MOT record, and they match. The seller is Dick Lovett Porsche Centre Swindon, based in Swindon. 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: £3,994 (6%) under the AskCar estimate of £62,882.

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 756 priced BMW M3 adverts across different ages and specifications, as of 2 November 2026.

A 2023 BMW M3 with the 3.0 petrol engine is typically advertised at £64,300: the median of the 115 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 BMW M3 has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 6 September 2026 at £61,999. Its asking price is now £58,888, £3,111 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 6 September 2026: £61,999
• 29 September 2026: £61,449
• 3 October 2026: £60,888
• 10 October 2026: £59,999
• 16 October 2026: £59,555
• 23 October 2026: £58,888

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 6 August 2027.

It has had one MOT, on 15 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 31,982 miles, which matches the advertised 33,320 miles.

Advertised mileage is about 12,300 miles higher than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

34 other 2023 BMW M3 Competition 3.0 petrol automatic estates are for sale at UK dealers, from £56,949 to £77,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol estate, black. Mileage: 33,000 miles. Price: £66,990, £8,102 more than this car. Dealer: R S Motorhouse in Leeds. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-fff4e2bbba47
• 2023 BMW M3 Competition, 3.0 petrol estate, grey. Mileage: 34,148 miles. Price: £67,495, £8,607 more than this car. Dealer: A1 Auto Solutions in Maidenhead. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-3ecbc5ac0d12
• 2023 BMW M3 Competition, 3.0 petrol estate, green. Mileage: 32,000 miles. Price: £69,999, £11,111 more than this car. Dealer: Autohaus Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-089775422a7c

• The nearest: 2023 BMW M3 Competition, 3.0 petrol estate, grey, 32 miles from this car. Mileage: 30,000 miles. Price: £69,995, £11,107 more than this car. Dealer: Harris Automotive in Radstock. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-62c77fdcc284