2021 BMW 3 Series 2.0 320d MHT M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320d MHT M Sport Auto Euro 6 4dr (187 bhp)
• Year: 2021
• Mileage: 47,896 miles
• Fuel: Diesel, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Colour: Black
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 47,896 miles, this 2021 BMW 3 Series M Sport has covered about 7,300 fewer miles than other 2021 BMW 3 Series cars. Its asking price of £21,990 is £168 above the AskCar estimate of £21,822. The AskCar estimate uses 6,902 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 59 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Haywards Automotive in Canvey Island. 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

Fair price: £168 (under 1%) over the AskCar estimate of £21,822.

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 59 days.

Price history

AskCar first saw this advert on 8 September 2026 at £21,990. 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 1 May 2027.

It has had 3 MOTs. The latest, on 1 May 2026, passed.

Advisories at the latest test: nearside engine mounting damaged but not to excess; offside engine mounting damaged but not to excess; offside rear tyre worn close to legal limit/worn on edge.

Mileage at that test: 42,170 miles, which matches the advertised 47,896 miles.

Advertised mileage is about 7,300 miles lower than the median mileage of a 2021 BMW 3 Series on AskCar.

Similar cars

59 other 2021 BMW 3 Series M Sport 2.0 diesel automatic saloons are for sale at UK dealers, from £12,700 to £25,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 48,000 miles. Price: £20,995, £995 less than this car. Dealer: Top Tier Autos in Cheadle. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-67de26e40fa9
• 2021 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 47,618 miles. Price: £21,998, the same price as this car. Dealer: Arnold Clark Shiremoor Motorstore / MG / BYD / Vanstore in Shiremoor. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-bafbf244cf9f
• 2021 BMW 3 Series M Sport, 2.0 diesel saloon, white. Mileage: 47,469 miles. Price: £22,495, £505 more than this car. Dealer: Kaz Executive Travel in Basildon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-8eb97b842df9