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 RWD Euro 6 (s/s) 5dr Touring (187 bhp)
• Year: 2020
• Mileage: 69,840 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: White
• CO2: 118 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 3 Series M Sport is advertised with 69,840 miles, approximately 10,200 above the typical mileage for its age. Priced at £19,995, it is advertised £762 above the AskCar estimate of £19,233. The AskCar estimate uses 6,897 UK dealer adverts for the BMW 3 Series, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 23 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Dales Select, based in Kelbrook. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £762 (3%) over the AskCar estimate of £19,233.

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 6,897 priced BMW 3 Series adverts across different ages and specifications, as of 5 November 2026.

A 2020 BMW 3 Series with the 2.0 diesel engine is typically advertised at £18,500: the median of the 461 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 BMW 3 Series has been on sale for at least 23 days.

Price history

AskCar first saw this advert on 13 October 2026 at £19,995. 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 5 November 2026: valid until 29 September 2027.

It has had 4 MOTs. The latest, on 24 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 69,259 miles, which matches the advertised 69,840 miles.

Advertised mileage is about 10,200 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

37 other 2020 BMW 3 Series M Sport 2.0 diesel automatic estates are for sale at UK dealers, from £11,800 to £24,999, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 diesel estate, grey. Mileage: 71,299 miles. Price: £18,495, £1,500 less than this car. Dealer: Angus Mackinnon in Uttoxeter. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-3e09a54fbdb4
• 2020 BMW 3 Series M Sport, 2.0 diesel estate, black. Mileage: 71,898 miles. Price: £20,998, £1,003 more than this car. Dealer: Arnold Clark Stirling Vauxhall in Stirling. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-cd7e9db9e5b1
• 2020 BMW 3 Series M Sport, 2.0 diesel estate, blue. Mileage: 63,542 miles. Price: £20,999, £1,004 more than this car. Dealer: Haslucks Green Motor Company in Solihull. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-7a1dc9858d96

• The nearest: 2020 BMW 3 Series M Sport, 2.0 diesel estate, white, 5 miles from this car. Mileage: 103,276 miles. Price: £15,994, £4,001 less than this car. Dealer: Peter Reeves in Barrowford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-0668b4d7de60