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: 82,000 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 82,000 miles, approximately 26,900 above the typical mileage for its age. Its asking price of £17,495 is £1,559 above the AskCar estimate of £15,936. The AskCar estimate uses 6,862 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Chase Lane Motors in Waltham Abbey. 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: £1,559 (9%) over the AskCar estimate of £15,936.

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

AskCar first saw this 2021 BMW 3 Series advertised today. About half of 2021 BMW 3 Series cars are gone from sale within a month of being advertised: 418 of the 887 first advertised between 10 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £17,495. 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 4 November 2026: valid until 18 March 2027.

It has had 3 MOTs. The latest, on 13 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 75,046 miles, which matches the advertised 82,000 miles.

Advertised mileage is about 26,900 miles higher 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 4 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 83,208 miles. Price: £17,500, the same price as this car. Dealer: Magna Motor Group in Warrington. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-e9ba0f09c72c
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 83,260 miles. Price: £15,249, £2,246 less than this car. Dealer: Cars Yard in Harrow. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-64f82d8a3369
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 84,000 miles. Price: £15,900, £1,595 less than this car. Dealer: Automoto UK in Banbridge. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-a7158d4dfadb

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, black, 6 miles from this car. Mileage: 25,064 miles. Price: £22,990, £5,495 more than this car. Dealer: Prestige Cars Of Essex in Harlow. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-3468aec57d19