2020 BMW 3 Series 2.0 320d M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320d M Sport Auto 4WD Euro 6 (s/s) 5dr Touring (187 bhp)
• Year: 2020
• Mileage: 61,925 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 124 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 61,925 miles, this 2020 BMW 3 Series M Sport has covered about 3,500 more miles than other 2020 BMW 3 Series cars. The dealer is asking £24,000, which is £3,249 above the AskCar estimate of £20,751. To work out the AskCar estimate, we analyse UK dealer adverts for 6,906 BMW 3 Series cars across different ages and 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. The seller is Sytner High Wycombe BMW, based in High Wycombe. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £3,249 (15%) over the AskCar estimate of £20,751.

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 6,906 priced BMW 3 Series adverts across different ages and specifications, as of 12 November 2026.

A 2020 BMW 3 Series with the 2.0 diesel engine is typically advertised at £18,600: the median of the 454 for sale on AskCar, as of 12 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: 367 of the 778 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 12 November 2026 at £24,000. 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 12 November 2026: valid until 19 July 2027.

It has had 5 MOTs. The latest, on 25 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 57,969 miles, which matches the advertised 61,925 miles.

Advertised mileage is about 3,500 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

39 other 2020 BMW 3 Series M Sport 2.0 diesel automatic estates are for sale at UK dealers, from £7,500 to £24,999, as of 12 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 diesel estate, blue. Mileage: 61,712 miles. Price: £19,999, £4,001 less than this car. Dealer: DRB Car Sales in Tavistock. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-3d0d263c5aa6
• 2020 BMW 3 Series M Sport, 2.0 diesel estate, blue. Mileage: 62,208 miles. Price: £19,298, £4,702 less than this car. Dealer: CarSupermarket.com Hessle in Hessle. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-ce1754fa741b
• 2020 BMW 3 Series M Sport, 2.0 diesel estate, blue. Mileage: 63,100 miles. Price: £7,500, £16,500 less than this car. Dealer: Taylors Pitstop in Horley. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-7e51865eee15

• The nearest: 2020 BMW 3 Series M Sport, 2.0 diesel estate, white, 13 miles from this car. Mileage: 63,231 miles. Price: £18,400, £5,600 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-ac5bea5c47a6