2023 BMW M3 3.0 BiTurbo CS

Overview

• Make: BMW
• Model: M3
• Trim: CS
• Version: 3.0 BiTurbo CS Steptronic 4WD Euro 6 (s/s) 4dr M (543 bhp)
• Year: 2023
• Mileage: 5,850 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 543 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Four-wheel drive
• Colour: White
• CO2: 232 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 5,850 miles on the clock, this 2023 BMW M3 CS has done roughly 15,400 fewer miles than a typical 2023 BMW M3. The dealer is asking £98,980, which is £162 below the AskCar estimate of £99,142. To work out the AskCar estimate, we analyse UK dealer adverts for 752 BMW M3 cars across different ages and specifications. We first saw this car advertised 26 days ago. Its asking price has since fallen by £1,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Tier One Automotive in Kings Langley. 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

Fair price: £162 (under 1%) under the AskCar estimate of £99,142.

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 26 days.

Price history

AskCar first saw this advert on 9 October 2026 at £99,980. Its asking price is now £98,980, £1,000 less. The latest price cut was seen on 16 October 2026.

Price changes recorded:

• 9 October 2026: £99,980
• 16 October 2026: £98,980

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 5 July 2027.

It has had one MOT, on 8 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 3,367 miles, which matches the advertised 5,850 miles.

Advertised mileage is about 15,400 miles lower than the median mileage of a 2023 BMW M3 on AskCar.

Similar cars

4 other 2023 BMW M3 CS 3.0 petrol automatic saloons are for sale at UK dealers, from £92,872 to £97,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 BMW M3 CS, 3.0 petrol saloon, white. Mileage: 6,894 miles. Price: £97,995, £985 less than this car. Dealer: Aim Autos in Tockwith. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-80e1c15b2f44
• 2023 BMW M3 CS, 3.0 petrol saloon, white. Mileage: 18,000 miles. Price: £92,872, £6,108 less than this car. Dealer: Brooklyns in Broxbourne. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-a58716747024
• 2023 BMW M3 CS, 3.0 petrol saloon, black. Mileage: 20,000 miles. Price: £94,995, £3,985 less than this car. Dealer: Shaks Specialist Cars in Huddersfield. AskCar page: https://askcar.co.uk/car/bmw-m3-2023-5888dcecea8a