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: 28,000 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

With 28,000 miles on the clock, this 2021 BMW 3 Series M Sport has done roughly 27,200 fewer miles than a typical 2021 BMW 3 Series. Priced at £21,499, it is advertised £1,332 below the AskCar estimate of £22,831. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 20 days ago. Its advertised mileage matches the government's MOT record. The seller is H.P.L. Motors - Oldham (Greater Manchester), based in Oldham. 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: £1,332 (5%) under the AskCar estimate of £22,831.

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 20 days.

Price history

AskCar first saw this advert on 17 October 2026 at £21,499. 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 15 July 2027.

It has had 3 MOTs. The latest, on 11 July 2026, passed.

Advisories at the latest test: offside rear tyre worn close to legal limit/worn on edge; front suspension arm ball joint has slight play both sides rear arms.

Mileage at that test: 25,826 miles, which matches the advertised 28,000 miles.

Advertised mileage is about 27,200 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, blue. Mileage: 28,139 miles. Price: £21,995, £496 more than this car. Dealer: JMS Cars in Staines. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-908ee3c734d2
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 27,600 miles. Price: £22,750, £1,251 more than this car. Dealer: Wollaston BMW in Wollaston. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-99cf2662d1ee
• 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 28,497 miles. Price: £25,950, £4,451 more than this car. Dealer: JS Prestige and Performance in Enfield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-b7a66ed56d40

• The nearest: 2021 BMW 3 Series M Sport, 2.0 petrol saloon, white, under a mile from this car. Mileage: 62,859 miles. Price: £18,399, £3,100 less than this car. Dealer: H.P.L. Motors - Oldham (Greater Manchester) in Oldham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2021-256341625360