2020 BMW M4 3.0 Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 Competition Auto RWD Euro 6 2dr (443 bhp)
• Year: 2020
• Mileage: 23,495 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 443 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 227 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW M4 Competition is advertised with 23,495 miles, approximately 13,200 below the typical mileage for its age. Its asking price of £38,870 is £2,204 above the AskCar estimate of £36,666. The AskCar estimate uses UK dealer asking prices, including 738 BMW M4 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 48 days ago. Its asking price has since fallen by £130. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Sytner Harold Wood BMW in Romford. 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

Fair price: £2,204 (6%) over the AskCar estimate of £36,666.

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 2 November 2026.

A 2020 BMW M4 with the 3.0 petrol engine is typically advertised at £35,000: the median of the 51 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2020 BMW M4 has been on sale for at least 48 days.

Price history

AskCar first saw this advert on 15 September 2026 at £39,000. Its asking price is now £38,870, £130 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 15 September 2026: £39,000
• 3 October 2026: £38,970
• 20 October 2026: £38,870

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 7 September 2027.

It has had 4 MOTs. The latest, on 8 September 2026, passed.

Advisories at the latest test: nearside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 23,064 miles, which matches the advertised 23,495 miles.

Advertised mileage is about 13,200 miles lower than the median mileage of a 2020 BMW M4 on AskCar.

Similar cars

32 other 2020 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £28,590 to £41,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW M4 Competition, 3.0 petrol coupe, white. Mileage: 23,307 miles. Price: £36,950, £1,920 less than this car. Dealer: Cotswold Bmw Cheltenham in Cheltenham. AskCar page: https://askcar.co.uk/car/bmw-m4-2020-28337e6bf14e
• 2020 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 24,000 miles. Price: £37,000, £1,870 less than this car. Dealer: T C & C Ltd T/A Trade Cars & Commercials in Prudhoe. AskCar page: https://askcar.co.uk/car/bmw-m4-2020-812b3ede3ffe
• 2020 BMW M4 Competition, 3.0 petrol coupe, white. Mileage: 29,236 miles. Price: £36,990, £1,880 less than this car. Dealer: Stratstone Bmw Doncaster in Doncaster. AskCar page: https://askcar.co.uk/car/bmw-m4-2020-e9d87840d6b5

• The nearest: 2020 BMW M4 Competition, 3.0 petrol coupe, grey, 8 miles from this car. Mileage: 51,000 miles. Price: £28,990, £9,880 less than this car. Dealer: ET motor group in High Ongar. AskCar page: https://askcar.co.uk/car/bmw-m4-2020-10f55fecc661