2023 BMW M3 3.0 Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 Competition Auto M
• Year: 2023
• Mileage: 43,915 miles
• Fuel: Petrol
• Body: Saloon
• Engine: 3.0 litres
• Gearbox: Automatic
• Colour: Black
• CO2: 229 g/km

About this car

This 2023 BMW M3 Competition has covered 43,915 miles, around 22,700 more miles than is typical for its age. The AskCar estimate for this car is £52,805. It is priced at £59,000, which is £6,195 above that estimate. The AskCar estimate draws on 752 BMW M3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 40 days ago. Its asking price has since fallen by £2,000. Our latest MOT record expired on 29 October 2026. Check the current position with the dealer. Its advertised mileage matches the government's MOT record. The seller is Sytner Warwick BMW, based in Warwick. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £6,195 (11%) over the AskCar estimate of £52,805.

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 752 priced BMW M3 adverts across different ages and specifications, as of 4 November 2026.

A 2023 BMW M3 with the 3.0 petrol engine is typically advertised at £64,000: the median of the 112 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 BMW M3 has been on sale for at least 40 days.

Price history

AskCar first saw this advert on 25 September 2026 at £61,000. Its asking price is now £59,000, £2,000 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 25 September 2026: £61,000
• 20 October 2026: £60,000
• 3 November 2026: £59,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT.

It has had one MOT, on 30 October 2025, and passed.

There were no advisories at the latest test.

Mileage at that test: 41,019 miles, which matches the advertised 43,915 miles.

Advertised mileage is about 22,700 miles higher than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

52 other 2023 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £51,990 to £74,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 44,000 miles. Price: £59,995, £995 more than this car. Dealer: AET Cars in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-d8f06922eb55
• 2023 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 42,000 miles. Price: £57,989, £1,011 less than this car. Dealer: Auto Vuego Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-7f9b7c336e8d
• 2023 BMW M3 Competition, 3.0 petrol saloon, black. Mileage: 41,000 miles. Price: £57,450, £1,550 less than this car. Dealer: Farlan Automotive in Wembley. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-2f4b349f8417

• The nearest: 2023 BMW M3 Competition, 3.0 petrol saloon, blue, 14 miles from this car. Mileage: 11,881 miles. Price: £64,990, £5,990 more than this car. Dealer: Forza Line in Coventry. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-1cf90a241a10