2020 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: 2020
• Mileage: 50,521 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 2020 BMW 3 Series M Sport is advertised with 50,521 miles, approximately 8,700 below the typical mileage for its age. The dealer is asking £20,255, which is £767 above the AskCar estimate of £19,488. To work out the AskCar estimate, we analyse UK dealer adverts for 6,864 BMW 3 Series cars across different ages and specifications. We have tracked this advert today. Our latest MOT record expired on 30 October 2026. Check the current position with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Hippo Approved, based in Blackburn. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £767 (3%) over the AskCar estimate of £19,488.

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 6,864 priced BMW 3 Series adverts across different ages and specifications, as of 10 November 2026.

A 2020 BMW 3 Series with the 2.0 petrol engine is typically advertised at £18,500: the median of the 458 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2020 BMW 3 Series advertised today. About half of 2020 BMW 3 Series cars are gone from sale within a month of being advertised: 353 of the 753 first advertised between 10 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £20,255. 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 10 November 2026: the latest record we hold ran out on 30 October 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 20 October 2025, passed.

Advisories at the latest test: nearside front outer tyre slightly damaged sidewall; offside front shock absorbers has light misting of oil.

Mileage at that test: 39,322 miles, which matches the advertised 50,521 miles.

Advertised mileage is about 8,700 miles lower than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

99 other 2020 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £12,999 to £25,895, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 50,750 miles. Price: £20,990, £735 more than this car. Dealer: BSB Automotive in Dartford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-102a465df5cb
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 50,250 miles. Price: £18,699, £1,556 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-185deac60874
• 2020 BMW 3 Series M Sport, 2.0 petrol saloon, blue. Mileage: 51,820 miles. Price: £19,691, £564 less than this car. Dealer: David James in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-d74a151de61f

• The nearest: 2020 BMW 3 Series M Sport, 2.0 petrol saloon, grey, under a mile from this car. Mileage: 46,293 miles. Price: £21,600, £1,345 more than this car. Dealer: Hippo Approved in Blackburn. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-dae5ee847183