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) 4dr (181 bhp)
• Year: 2021
• Mileage: 41,437 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 3 Series M Sport has covered 41,437 miles, around 12,700 fewer miles than is typical for its age. The AskCar estimate for this car is £20,930. It is priced at £19,202, which is £1,728 below that estimate. The AskCar estimate uses 6,886 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 2 days ago, and its asking price has since fallen by £222. The seller is Vertu Hyundai Dunfermline, based in Dunfermline. 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

Good value: £1,728 (8%) under the AskCar estimate of £20,930.

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

AskCar first saw this 2021 BMW 3 Series advertised 2 days ago. About half of 2021 BMW 3 Series cars are gone from sale within a month of being advertised: 457 of the 981 first advertised between 14 July 2026 and 11 October 2026.

Price history

AskCar first saw this advert on 12 November 2026 at £19,424. Its asking price is now £19,202, £222 less. The latest price cut was seen on 14 November 2026.

Price changes recorded:

• 12 November 2026: £19,424
• 13 November 2026: £19,221
• 14 November 2026: £19,202

Mileage and MOT

Advertised mileage is about 12,700 miles lower 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: 41,312 miles. Price: £21,490, £2,288 more than this car. Dealer: Charles Hurst CUPRA Belfast in Belfast. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-03553b405d24
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 41,212 miles. Price: £19,995, £793 more than this car. Dealer: Wilsons Motor Group in Ewell. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-a3790ffd14be
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, orange. Mileage: 41,799 miles. Price: £23,000, £3,798 more than this car. Dealer: Sytner Sunningdale BMW in Bracknell. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-00fa4a47232c

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white, 9 miles from this car. Mileage: 31,097 miles. Price: £21,298, £2,096 more than this car. Dealer: Eastern Western Motor Group Car Deal Warehouse Superstore Newbridge in Edinburgh. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-912205e40b58