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: 35,582 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Colour: Red
• CO2: 231 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 35,582 miles, this 2021 BMW M4 Competition has covered about 2,800 more miles than other 2021 BMW M4 cars. The dealer is asking £44,950, which is £2,729 below the AskCar estimate of £47,679. 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 61 days ago. Its advertised mileage matches the government's MOT record. The seller is Cotswold Bmw Cheltenham, based in Cheltenham. 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: £2,729 (5%) under the AskCar estimate of £47,679.

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

This 2021 BMW M4 has been on sale for at least 61 days.

Price history

AskCar first saw this advert on 2 September 2026 at £44,950. 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 28 December 2026.

It has had 3 MOTs. The latest, on 29 December 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 27,554 miles, which matches the advertised 35,582 miles.

Advertised mileage is about 2,800 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, grey. Mileage: 36,000 miles. Price: £46,495, £1,545 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-8cef3a294966
• 2021 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 36,000 miles. Price: £47,898, £2,948 more than this car. Dealer: Auto Vuego Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-ab4fa5aaea8f
• 2021 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 35,000 miles. Price: £30,000, £14,950 less than this car. Dealer: PF Car Sales in Burton upon Trent. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-05e45cb669f6

• The nearest: 2021 BMW M4 Competition, 3.0 petrol coupe, black, 12 miles from this car. Mileage: 40,128 miles. Price: £49,499, £4,549 more than this car. Dealer: BC Performance Cars in Stroud. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-56a4960c3797