2021 BMW 3 Series 2.0 320i Sport

Price: £25,698. Above the going rate: £3,879 (17%) over the AskCar estimate of £21,819, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,897 priced BMW 3 Series adverts on AskCar as of 5 November 2026.

AskCar lists 7,194 used BMW 3 Series from 2,714 UK dealerships, as of 5 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: Sport
  • Version: 2.0 320i Sport Auto RWD Euro 6 (s/s) 4dr (181 bhp)
  • Year: 2021
  • Mileage: 24,285 miles
  • Fuel: Petrol
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 181 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Black
  • CO2: 146 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 24,285 miles on the clock, this 2021 BMW 3 Series Sport has done roughly 30,500 fewer miles than a typical 2021 BMW 3 Series. The AskCar estimate for this car is £21,819. It is priced at £25,698, which is £3,879 above that estimate. The AskCar estimate draws on 6,897 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 86 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by CarSupermarket.com Hessle in East Riding of Yorkshire. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £3,879 (17%) over the AskCar estimate of £21,819.

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 6,897 priced BMW 3 Series adverts across different ages and specifications, as of 5 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 86 days.

Price history

AskCar first saw this advert on 11 August 2026 at £20,498. Its asking price is now £25,698, £5,200 more.

Price changes recorded:

  • 11 August 2026: £20,498
  • 20 August 2026: £20,298
  • 5 September 2026: £20,998
  • 12 September 2026: £20,798
  • 25 September 2026: £20,498
  • 6 October 2026: £20,298
  • 14 October 2026: £19,998
  • 21 October 2026: £25,998
  • 28 October 2026: £25,698

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 26 June 2027.

It has had 4 MOTs. The latest, on 25 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 23,811 miles, which matches the advertised 24,285 miles.

Advertised mileage is about 30,500 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

7 other 2021 BMW 3 Series Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £13,300 to £19,975, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2021 BMW 3 Series Sport, 2.0 petrol saloon, white. Mileage: 24,802 miles. Price: £18,995, £6,703 less than this car. Dealer: Select Cars Shute Cross in Axminster. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-0e1dd9bed366
  • 2021 BMW 3 Series Sport, 2.0 petrol saloon, black. Mileage: 46,532 miles. Price: £19,975, £5,723 less than this car. Dealer: JMV Cars Ltd of Shorne in Gravesend. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-748926df503d
  • 2021 BMW 3 Series Sport, 2.0 petrol saloon, black. Mileage: 60,745 miles. Price: £17,250, £8,448 less than this car. Dealer: Trust Ford Belfast (Newtownards Road) in Belfast. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-0835714974fc
  • The nearest: 2021 BMW 3 Series Sport, 2.0 petrol saloon, grey, 91 miles from this car. Mileage: 94,029 miles. Price: £13,795, £11,903 less than this car. Dealer: Dave Fox Cars in Stone. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-b845082368f3

Browse all BMW 3 Series cars for sale · 2021 BMW 3 Series price guide

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Photos

36 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.