2021 BMW M4 3.0 BiTurbo Competition

Overview

• Make: BMW
• Model: M4
• Trim: Competition
• Version: 3.0 BiTurbo Competition Steptronic RWD Euro 6 (s/s) 2dr (503 bhp)
• Year: 2021
• Mileage: 36,000 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 3.0 litres, 503 bhp
• Gearbox: Automatic (Steptronic)
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 223 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW M4 Competition has covered 36,000 miles, around 4,000 more miles than is typical for its age. Its asking price of £46,495 is £908 above the AskCar estimate of £45,587. To work out the AskCar estimate, we analyse UK dealer adverts for 738 BMW M4 cars across different ages and specifications. Since we first spotted the advert 29 days ago, the asking price has dropped by £3,500. The government's MOT record matches its advertised mileage. It is advertised by Southern Prestige Cars in Crawley. 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: £908 (1%) over the AskCar estimate of £45,587.

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 2021 BMW M4 with the 3.0 petrol engine is typically advertised at £46,500: the median of the 62 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 BMW M4 has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 6 October 2026 at £49,995. Its asking price is now £46,495, £3,500 less. The latest price cut was seen on 1 November 2026.

Price changes recorded:

• 6 October 2026: £49,995
• 7 October 2026: £46,995
• 9 October 2026: £49,995
• 11 October 2026: £47,995
• 20 October 2026: £47,495
• 28 October 2026: £46,995
• 1 November 2026: £46,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 6 May 2027.

It has had 4 MOTs. The latest, on 5 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 33,631 miles, which matches the advertised 36,000 miles.

Advertised mileage is about 4,000 miles higher than the median mileage of a 2021 BMW M4 on AskCar.

Similar cars

49 other 2021 BMW M4 Competition 3.0 petrol automatic coupes are for sale at UK dealers, from £30,000 to £58,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 36,000 miles. Price: £47,898, £1,403 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, yellow. Mileage: 36,537 miles. Price: £46,299, £196 less than this car. Dealer: Sansoms Specialist Cars in Pegswood. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-946329940a63
• 2021 BMW M4 Competition, 3.0 petrol coupe, blue. Mileage: 35,000 miles. Price: £30,000, £16,495 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, blue, under a mile from this car. Mileage: 23,000 miles. Price: £51,995, £5,500 more than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-m4-2021-d9e6769455a4