2021 BMW M3 3.0 BiTurbo Competition

Price: £48,995. Fair price: £2,351 (4%) under the AskCar estimate of £51,346, our expected asking price for this car from its model, age, mileage and specification, drawing on 752 priced BMW M3 adverts on AskCar as of 4 November 2026.

AskCar lists 808 used BMW M3 from 468 UK dealerships, as of 4 November 2026.

Overview

  • Make: BMW
  • Model: M3
  • Trim: Competition
  • Version: 3.0 BiTurbo Competition Steptronic 4WD Euro 6 (s/s) 4dr M (503 bhp)
  • Year: 2021
  • Mileage: 52,400 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 3.0 litres, 503 bhp
  • Gearbox: Automatic (Steptronic)
  • Drive: Four-wheel drive
  • Colour: Red
  • CO2: 229 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 52,400 miles on the clock, this 2021 BMW M3 Competition has done roughly 26,400 more miles than a typical 2021 BMW M3. The AskCar estimate for this car is £51,346. It is priced at £48,995, which is £2,351 below that estimate. The AskCar estimate uses 752 UK dealer adverts for the BMW M3, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 117 days. The seller is Yorkshire Vehicle Solutions, based in York. 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: £2,351 (4%) under the AskCar estimate of £51,346.

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 752 priced BMW M3 adverts across different ages and specifications, as of 4 November 2026.

A 2021 BMW M3 with the 3.0 petrol engine is typically advertised at £54,000: the median of the 43 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 BMW M3 has been on sale for at least 117 days.

Price history

AskCar first saw this advert on 10 July 2026 at £48,995. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 26,400 miles higher than the median mileage of a 2021 BMW M3 on AskCar.

Similar cars

38 other 2021 BMW M3 Competition 3.0 petrol automatic saloons are for sale at UK dealers, from £42,989 to £78,999, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2021 BMW M3 Competition, 3.0 petrol saloon, green. Mileage: 52,250 miles. Price: £49,995, £1,000 more than this car. Dealer: Adrenaline Collective in Leamington Spa. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-ff2a84d69357
  • 2021 BMW M3 Competition, 3.0 petrol saloon, blue. Mileage: 49,274 miles. Price: £49,995, £1,000 more than this car. Dealer: Silsoe Prestige Motors in Luton. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-c5b629d2ac64
  • 2021 BMW M3 Competition, 3.0 petrol saloon, grey. Mileage: 48,000 miles. Price: £49,985, £990 more than this car. Dealer: Brooklands Motor Centre in Leeds. AskCar page: https://askcar.co.uk/car/bmw-m3-2021-98e65ff29301

Browse all BMW M3 cars for sale · 2021 BMW M3 price guide

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Photos

80 photos of this car are on its AskCar page.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.