2018 BMW M4 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 BiTurbo Competition DCT RWD Euro 6 (s/s) 2dr (444 bhp)
• Year: 2018
• Mileage: 46,000 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 444 bhp
• Gearbox: Automatic (DCT)
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 194 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2018 BMW M4 Competition is 46,000 miles. Its asking price of £31,795 is £938 above the AskCar estimate of £30,857. The AskCar estimate uses 738 UK dealer adverts for the BMW M4, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. The latest MOT recorded 46,601 miles, above the advertised mileage. Check this with the dealer. Its MOT is recorded as valid until 2 November 2027. The seller is Smiths Sports and Performance, based in Melton Mowbray. 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: £938 (3%) over the AskCar estimate of £30,857.

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 738 priced BMW M4 adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW M4 with the 3.0 petrol engine is typically advertised at £29,000: the median of the 67 for sale on AskCar, as of 4 November 2026.

Time on sale

AskCar first saw this 2018 BMW M4 advertised today. About half of 2018 BMW M4 cars are gone from sale within a month of being advertised: 44 of the 87 first advertised between 14 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £31,795. 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 4 November 2026: valid until 2 November 2027.

It has had 8 MOTs. The latest, on 3 November 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 46,601 miles. The advert says 46,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 7,100 miles lower than the median mileage of a 2018 BMW M4 on AskCar.

Similar cars

34 other 2018 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £20,950 to £44,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 47,000 miles. Price: £20,950, £10,845 less than this car. Dealer: Harentor Cars in St Albans. AskCar page: https://askcar.co.uk/car/bmw-m4-2018-ffb93304d580
• 2018 BMW M4 Competition, 3.0 petrol coupe, black. Mileage: 47,000 miles. Price: £31,995, £200 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-m4-2018-8a692f989d90
• 2018 BMW M4 Competition, 3.0 petrol coupe, black. Mileage: 47,828 miles. Price: £28,995, £2,800 less than this car. Dealer: Diamond Vehicle Solutions in Darwen. AskCar page: https://askcar.co.uk/car/bmw-m4-2018-0c64ad9b816f

• The nearest: 2018 BMW M4 Competition, 3.0 petrol coupe, white, 26 miles from this car. Mileage: 49,000 miles. Price: £22,999, £8,796 less than this car. Dealer: Supreme Motorhaus in Derby. AskCar page: https://askcar.co.uk/car/bmw-m4-2018-5762eecb8e93