2021 BMW 3 Series 2.0 330e M Sport

Price: £20,499. Above the going rate: £1,776 (9%) over the AskCar estimate of £18,723, 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: M Sport
  • Version: 2.0 12kWh 330e M Sport Auto RWD Euro 6 (s/s) 4dr (288 bhp)
  • Year: 2021
  • Mileage: 58,888 miles
  • Fuel: Plug-in hybrid (petrol)
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 288 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Black
  • CO2: 31 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 58,888 miles on the clock, this 2021 BMW 3 Series M Sport has done roughly 3,700 more miles than a typical 2021 BMW 3 Series. Priced at £20,499, it is advertised £1,776 above the AskCar estimate of £18,723. The AskCar estimate draws on 6,862 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 85 days ago. Its asking price has since fallen by £1,000. You can find this car at Car Quest in Blaenau Gwent. 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

Above the going rate: £1,776 (9%) over the AskCar estimate of £18,723.

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 85 days.

Price history

AskCar first saw this advert on 11 August 2026 at £21,499. Its asking price is now £20,499, £1,000 less. The latest price cut was seen on 24 August 2026.

Price changes recorded:

  • 11 August 2026: £21,499
  • 24 August 2026: £20,499

Mileage and MOT

Advertised mileage is about 3,700 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

84 other 2021 BMW 3 Series M Sport 2.0 plug-in hybrid automatic saloons are for sale at UK dealers, from £10,499 to £24,995, as of 4 November 2026.

The 3 closest to this car in mileage:

  • 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, blue. Mileage: 59,000 miles. Price: £18,789, £1,710 less than this car. Dealer: Auto Vuego Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-7a8a849d04f7
  • 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, grey. Mileage: 59,000 miles. Price: £19,289, £1,210 less than this car. Dealer: Auto Vuego Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-5149c3c1c8f9
  • 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, grey. Mileage: 59,660 miles. Price: £16,799, £3,700 less than this car. Dealer: cinch in Leicester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-5c3c6538e27d
  • The nearest: 2021 BMW 3 Series M Sport, 2.0 plug-in hybrid saloon, grey, 20 miles from this car. Mileage: 76,600 miles. Price: £15,900, £4,599 less than this car. Dealer: Sytner Select Cardiff in Cardiff. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-a2b17e13c186

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

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Photos

24 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.