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: 48,050 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 146 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 BMW 3 Series M Sport has covered 48,050 miles, around 7,100 fewer miles than is typical for its age. The AskCar estimate for this car is £20,312. It is priced at £22,991, which is £2,679 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,902 BMW 3 Series cars across different ages and specifications. We have tracked this advert for 10 days. The government's MOT record matches its advertised mileage. You can find this car at Your Next Car in Nottingham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,679 (13%) over the AskCar estimate of £20,312.

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 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

Time on sale

This 2021 BMW 3 Series has been on sale for at least 10 days.

Price history

AskCar first saw this advert on 27 October 2026 at £22,991. 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 6 November 2026: valid until 29 September 2027.

It has had 4 MOTs. The latest, on 7 September 2026, passed.

Advisories at the latest test: offside front track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt dust cover has small split.

Mileage at that test: 46,177 miles, which matches the advertised 48,050 miles.

Advertised mileage is about 7,100 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

143 other 2021 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £14,000 to £25,975, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 47,482 miles. Price: £24,290, £1,299 more than this car. Dealer: Stratstone BMW Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-5e8248396829
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, black. Mileage: 47,237 miles. Price: £20,498, £2,493 less than this car. Dealer: Arnold Clark Liverpool Motorstore / MG / Chery in Liverpool. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-4471e912266d
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 49,000 miles. Price: £21,995, £996 less than this car. Dealer: Q Performance Ltd / My1stcar.org in Blackburn. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-97b739a85872

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, blue, 13 miles from this car. Mileage: 39,637 miles. Price: £22,799, £192 less than this car. Dealer: Motorpoint Derby in Derby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-973459fcda58