2021 BMW M4 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic Euro 6 (s/s) 2dr (503 bhp)
• Year: 2021
• Mileage: 39,685 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Colour: Black
• CO2: 230 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW M4 Competition is advertised with 39,685 miles, approximately 6,900 above the typical mileage for its age. Its asking price of £47,750 is £1,078 above the AskCar estimate of £46,672. To work out the AskCar estimate, we analyse UK dealer adverts for 738 BMW M4 cars across different ages and specifications. It first appeared in our advert records 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sycamore BMW, based in Peterborough. 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: £1,078 (2%) over the AskCar estimate of £46,672.

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 2021 BMW M4 with the 3.0 petrol engine is typically advertised at £46,500: the median of the 64 for sale on AskCar, as of 2 November 2026.

Time on sale

AskCar first saw this 2021 BMW M4 advertised 2 days ago.

Price history

AskCar first saw this advert on 31 October 2026 at £47,750. 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 10 November 2027.

It has had 4 MOTs. The latest, on 29 October 2026, passed.

Advisories at the latest test: nearside front brake disc worn, pitted or scored, but not seriously weakened; offside front brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 39,688 miles, which matches the advertised 39,685 miles.

Advertised mileage is about 6,900 miles higher than the median mileage of a 2021 BMW M4 on AskCar.

Similar cars

51 other 2021 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £30,000 to £58,995, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW M4 Competition, 3.0 petrol coupe, orange. Mileage: 40,000 miles. Price: £47,989, £239 more than this car. Dealer: Bluehawk Automotive in Hounslow. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-3904071b0583
• 2021 BMW M4 Competition, 3.0 petrol coupe, black. Mileage: 40,128 miles. Price: £49,499, £1,749 more than this car. Dealer: BC Performance Cars in Stroud. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-56a4960c3797
• 2021 BMW M4 Competition, 3.0 petrol coupe, black. Mileage: 40,646 miles. Price: £46,995, £755 less than this car. Dealer: NSA Motor Vehicles in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-a827d7d4f2fb

• The nearest: 2021 BMW M4 Competition, 3.0 petrol coupe, grey, 6 miles from this car. Mileage: 34,150 miles. Price: £46,990, £760 less than this car. Dealer: Noya Motor Group in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-d86fa1db10e2