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: 41,212 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 is advertised with 41,212 miles, approximately 13,600 below the typical mileage for its age. Its asking price of £19,995 is £1,115 below the AskCar estimate of £21,110. To work out the AskCar estimate, we analyse UK dealer adverts for 6,897 BMW 3 Series cars across different ages and specifications. We have tracked this advert for 9 days. Its advertised mileage matches the government's MOT record. It is for sale at Wilsons Motor Group in Epsom. 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

Fair price: £1,115 (5%) under the AskCar estimate of £21,110.

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 9 days.

Price history

AskCar first saw this advert on 27 October 2026 at £19,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 6 August 2027.

It has had 3 MOTs. The latest, on 6 August 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 39,181 miles, which matches the advertised 41,212 miles.

Advertised mileage is about 13,600 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

146 other 2021 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £14,000 to £26,950, as of 5 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: £21,499, £1,504 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: 41,850 miles. Price: £18,700, £1,295 less than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-f54c98a5d58d
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 41,881 miles. Price: £22,498, £2,503 more than this car. Dealer: Arnold Clark Mercedes-Benz of Grangemouth in Grangemouth. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-9466386bd5a7

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white, 4 miles from this car. Mileage: 29,800 miles. Price: £21,995, £2,000 more than this car. Dealer: Position One Motor Company in Leatherhead. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-5f12409f8231