2021 BMW 3 Series 2.0 320i Sport

Price: £19,589. Fair price: £1,235 (5%) under the AskCar estimate of £20,824, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,862 priced BMW 3 Series adverts on AskCar as of 4 November 2026.

AskCar lists 7,147 used BMW 3 Series from 2,707 UK dealerships, as of 4 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: Sport
  • Version: 2.0 320i Sport Auto RWD Euro 6 (s/s) 5dr Touring (181 bhp)
  • Year: 2021
  • Mileage: 35,693 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 Sport is advertised with 35,693 miles, approximately 19,500 below the typical mileage for its age. Priced at £19,589, it is advertised £1,235 below the AskCar estimate of £20,824. The AskCar estimate uses UK dealer asking prices, including 6,862 BMW 3 Series adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 61 days ago. Its asking price has since fallen by £1,611. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Marshall Motor Group Canterbury Audi, based in Canterbury. 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: £1,235 (5%) under the AskCar estimate of £20,824.

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 6,862 priced BMW 3 Series adverts across different ages and specifications, as of 4 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 61 days.

Price history

AskCar first saw this advert on 4 September 2026 at £21,200. Its asking price is now £19,589, £1,611 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

  • 4 September 2026: £21,200
  • 11 September 2026: £20,800
  • 17 September 2026: £20,900
  • 23 September 2026: £20,700
  • 2 October 2026: £20,400
  • 10 October 2026: £20,290
  • 17 October 2026: £19,890
  • 24 October 2026: £19,590
  • 4 November 2026: £19,589

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 22 January 2027.

It has had 3 MOTs. The latest, on 14 January 2026, passed.

Advisories at the latest test: rear brake pad(s) wearing thin just above 1.5 mm minimum.

Mileage at that test: 28,387 miles, which matches the advertised 35,693 miles.

Advertised mileage is about 19,500 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

5 other 2021 BMW 3 Series Sport 2.0 petrol automatic estates are for sale at UK dealers, from £17,498 to £21,980, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2021 BMW 3 Series Sport, 2.0 petrol estate, blue. Mileage: 39,000 miles. Price: £20,495, £906 more than this car. Dealer: Poolfoot Car Centre in Fleetwood. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-464e47843054
  • 2021 BMW 3 Series Sport, 2.0 petrol estate, black. Mileage: 43,708 miles. Price: £20,498, £909 more than this car. Dealer: Arnold Clark Aberdeen Hyundai / OMODA / JAECOO in Aberdeen. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-044c544e2088
  • 2021 BMW 3 Series Sport, 2.0 petrol estate, blue. Mileage: 43,836 miles. Price: £18,998, £591 less than this car. Dealer: Eddie Wright Car Supermarket in Scunthorpe. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-d339a106f8ea

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

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Photos

35 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.