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) 4dr M (503 bhp)
• Year: 2023
• Mileage: 24,000 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 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 M3 Competition is advertised with 24,000 miles, approximately 3,000 above the typical mileage for its age. Priced at £68,450, it is advertised £5,480 above the AskCar estimate of £62,970. The AskCar estimate uses 756 UK dealer adverts for the BMW M3, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 15 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Shinsean Automotive, based in Stoke-on-Trent. 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

Above the going rate: £5,480 (8%) over the AskCar estimate of £62,970.

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 15 days.

Price history

AskCar first saw this advert on 18 October 2026 at £68,450. 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 2 November 2026: valid until 9 October 2027.

It has had one MOT, on 5 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 23,711 miles, which matches the advertised 24,000 miles.

Advertised mileage is about 3,000 miles higher than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

51 other 2023 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £54,995 to £74,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol saloon, white. Mileage: 24,000 miles. Price: £64,995, £3,455 less than this car. Dealer: Vollgas Automotive in Burnley. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-acd8a3671a5f
• 2023 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 23,816 miles. Price: £56,590, £11,860 less than this car. Dealer: MINI UK at Stratstone Chesterfield in Chesterfield. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-2316fd86c27e
• 2023 BMW M3 Competition, 3.0 petrol saloon, black. Mileage: 23,355 miles. Price: £74,995, £6,545 more than this car. Dealer: EAG Specialist Cars in St Neots. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-1f8cc7ee98be

• The nearest: 2023 BMW M3 Competition, 3.0 petrol saloon, grey, 3 miles from this car. Mileage: 35,087 miles. Price: £57,499, £10,951 less than this car. Dealer: Lookers BMW Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-84c0a69b24bf