2021 BMW M3 3.0 Competition

Overview

• Make: BMW
• Model: M3
• Trim: Competition
• Version: 3.0 Competition Auto Euro 6 4dr (502 bhp)
• Year: 2021
• Mileage: 25,331 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 502 bhp
• Gearbox: Automatic
• Colour: Red
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW M3 Competition is advertised with 25,331 miles on the clock. Its asking price of £54,995 is £1,550 below the AskCar estimate of £56,545. The AskCar estimate draws on 757 BMW M3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. It is advertised by MotorClass Premium Vehicles in Wigan. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,550 (2%) under the AskCar estimate of £56,545.

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 757 priced BMW M3 adverts across different ages and specifications, as of 10 November 2026.

A 2021 BMW M3 with the 3.0 petrol engine is typically advertised at £53,500: the median of the 44 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2021 BMW M3 advertised today.

Price history

AskCar first saw this advert on 10 November 2026 at £54,995. Its asking price has not changed.

Mileage and MOT

It has had 3 MOTs. The latest, on 29 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 24,700 miles, which matches the advertised 25,331 miles.

Advertised mileage is about 1,600 miles lower than the median mileage of a 2021 BMW M3 on AskCar.

Similar cars

39 other 2021 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £42,989 to £78,999, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW M3 Competition, 3.0 petrol saloon, yellow. Mileage: 25,000 miles. Price: £54,000, £995 less than this car. Dealer: Whitethor Cars in Coalville. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-0043595f6f48
• 2021 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 26,926 miles. Price: £54,999, the same price as this car. Dealer: Sandles Cars in King's Lynn. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-1cf1688899dc
• 2021 BMW M3 Competition, 3.0 petrol saloon, red. Mileage: 23,225 miles. Price: £56,990, £1,995 more than this car. Dealer: Sycamore BMW in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-a17b3b35dcb3

• The nearest: 2021 BMW M3 Competition, 3.0 petrol saloon, grey, 4 miles from this car. Mileage: 32,463 miles. Price: £50,980, £4,015 less than this car. Dealer: Phantom Motor Company in Hindley Green. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-12d9768d50dd