2023 BMW M3 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic Euro 6 (s/s) 4dr (503 bhp)
• Year: 2023
• Mileage: 23,000 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Colour: Blue
• CO2: 229 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 BMW M3 Competition is advertised with 23,000 miles on the clock. Its asking price of £73,995 is £14,141 above the AskCar estimate of £59,854. To work out the AskCar estimate, we analyse UK dealer adverts for 750 BMW M3 cars across different ages and specifications. It first appeared in our advert records today. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Smiths Sports and Performance in Melton Mowbray. 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

Above the going rate: £14,141 (23%) over the AskCar estimate of £59,854.

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 750 priced BMW M3 adverts across different ages and specifications, as of 6 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 6 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 125 first advertised between 8 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £73,995. 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 6 November 2026: valid until 24 May 2027.

It has had one MOT, on 21 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 20,231 miles, which matches the advertised 23,000 miles.

Advertised mileage is about 1,900 miles higher than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

56 other 2023 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £51,990 to £74,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 Competition, 3.0 petrol saloon, green. Mileage: 23,000 miles. Price: £59,994, £14,001 less than this car. Dealer: Greenland Cars in Sheffield. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-c8b025602246
• 2023 BMW M3 Competition, 3.0 petrol saloon, black. Mileage: 23,000 miles. Price: £59,999, £13,996 less than this car. Dealer: Harentor Cars in St Albans. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-89e21a0cbc18
• 2023 BMW M3 Competition, 3.0 petrol saloon. Mileage: 23,000 miles. Price: £66,495, £7,500 less than this car. Dealer: Go Specialists Car Sales in Hatfield. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-293b0db6a34c

• The nearest: 2023 BMW M3 Competition, 3.0 petrol saloon, red, 19 miles from this car. Mileage: 18,954 miles. Price: £56,991, £17,004 less than this car. Dealer: Your Next Car in Nottingham. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-2e1912149a51