2021 BMW 3 Series 2.0 320i M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320i M Sport Auto RWD Euro 6 (s/s) 5dr Touring (181 bhp)
• Year: 2021
• Mileage: 69,314 miles
• Fuel: Petrol
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 3 Series M Sport has covered 69,314 miles, around 14,200 more miles than is typical for its age. Its asking price of £19,498 is £723 above the AskCar estimate of £18,775. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 98 days ago, and its asking price has since fallen by £1,000. The government's MOT record matches its advertised mileage. It is advertised by Arnold Clark Wirral Renault / Dacia in Prenton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £723 (3%) over the AskCar estimate of £18,775.

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 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 98 days.

Price history

AskCar first saw this advert on 31 July 2026 at £20,498. Its asking price is now £19,498, £1,000 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 31 July 2026: £20,498
• 8 September 2026: £19,998
• 2 October 2026: £19,498
• 5 October 2026: £19,998
• 3 November 2026: £19,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 25 March 2027.

It has had 3 MOTs. The latest, on 6 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 66,372 miles, which matches the advertised 69,314 miles.

Advertised mileage is about 14,200 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

30 other 2021 BMW 3 Series M Sport 2.0 petrol automatic estates are for sale at UK dealers, from £13,995 to £29,990, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 petrol estate, grey. Mileage: 70,032 miles. Price: £17,691, £1,807 less than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-d67c14634502
• 2021 BMW 3 Series M Sport, 2.0 petrol estate, grey. Mileage: 67,128 miles. Price: £19,998, £500 more than this car. Dealer: Arnold Clark Stirling Volvo / GWM / BYD in Stirling. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-61b8f3e6ecca
• 2021 BMW 3 Series M Sport, 2.0 petrol estate, white. Mileage: 66,232 miles. Price: £17,999, £1,499 less than this car. Dealer: Charles Hurst Usedirect Belfast 62 Boucher Road in Belfast. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-199c6ed0c749

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol estate, white, 9 miles from this car. Mileage: 27,830 miles. Price: £22,895, £3,397 more than this car. Dealer: Motor Range Liverpool in Liverpool. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-999bc345017a