2021 BMW 3 Series 2.0 330i M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 330i M Sport Auto RWD Euro 6 4dr (254 bhp)
• Year: 2021
• Mileage: 59,937 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 59,937 miles on the clock, this 2021 BMW 3 Series M Sport has done roughly 5,800 more miles than a typical 2021 BMW 3 Series. The dealer is asking £20,185, which is £670 below the AskCar estimate of £20,855. To work out the AskCar estimate, we analyse UK dealer adverts for 6,886 BMW 3 Series cars across different ages and specifications. We first saw this car advertised 170 days ago. Its asking price has since fallen by £1,010. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Motor Trust Haslingden in Rossendale. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Price

Fair price: £670 (3%) under the AskCar estimate of £20,855.

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 6,886 priced BMW 3 Series adverts across different ages and specifications, as of 14 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 170 days.

Price history

AskCar first saw this advert on 28 May 2026 at £21,195. Its asking price is now £20,185, £1,010 less. The latest price cut was seen on 13 November 2026.

Price changes recorded:

• 29 May 2026: £21,195
• 21 July 2026: £21,000
• 12 September 2026: £20,795
• 23 September 2026: £20,195
• 13 November 2026: £20,185

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 14 November 2026: valid until 31 March 2027.

It failed its MOT on 11 March 2026 (nearside front tyre tread depth below requirements of 1.6mm) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 59,162 miles, which matches the advertised 59,937 miles.

Advertised mileage is about 5,800 miles higher than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

149 other 2021 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £13,750 to £27,298, as of 14 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 60,000 miles. Price: £17,195, £2,990 less than this car. Dealer: G&M Car Sales in Doncaster. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-21ec2a058232
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, black. Mileage: 60,340 miles. Price: £19,695, £490 less than this car. Dealer: V12 Sports & Classics Ltd - Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-efe710a59a1f
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, black. Mileage: 60,400 miles. Price: £18,995, £1,190 less than this car. Dealer: Vertu BMW Exeter in Exeter. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-7b304c6096c5

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, black, under a mile from this car. Mileage: 18,624 miles. Price: £22,885, £2,700 more than this car. Dealer: Motor Trust Haslingden in Haslingden. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-59cc21c9b4b8