2020 BMW 3 Series 2.0 318d SE

Price: £13,995. Fair price: £74 (under 1%) over the AskCar estimate of £13,921, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,897 priced BMW 3 Series adverts on AskCar as of 5 November 2026.

AskCar lists 7,194 used BMW 3 Series from 2,714 UK dealerships, as of 5 November 2026.

Overview

  • Make: BMW
  • Model: 3 Series
  • Trim: SE
  • Version: 2.0 318d SE Auto RWD Euro 6 (s/s) 4dr (148 bhp)
  • Year: 2020
  • Mileage: 75,250 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.0 litres, 148 bhp
  • Gearbox: Automatic
  • Drive: Rear-wheel drive
  • Colour: Black
  • CO2: 109 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 BMW 3 Series has covered 75,250 miles, around 15,700 more miles than is typical for its age. The AskCar estimate for this car is £13,921. It is priced at £13,995, which is £74 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 6,897 BMW 3 Series cars across different ages and specifications. This car was first seen in our listings data 5 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Vines of Guildford BMW, based in Guildford. 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: £74 (under 1%) over the AskCar estimate of £13,921.

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

AskCar first saw this 2020 BMW 3 Series advertised 5 days ago. About half of 2020 BMW 3 Series cars are gone from sale within a month of being advertised: 334 of the 699 first advertised between 7 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £13,995. 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 18 January 2027.

It has had 4 MOTs. The latest, on 10 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 65,856 miles, which matches the advertised 75,250 miles.

Advertised mileage is about 15,700 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

11 other 2020 BMW 3 Series SE 2.0 diesel automatic saloons are for sale at UK dealers, from £10,995 to £17,895, as of 5 November 2026.

The 3 closest to this car in mileage:

  • 2020 BMW 3 Series SE, 2.0 diesel saloon, silver. Mileage: 71,446 miles. Price: £14,495, £500 more than this car. Dealer: VD Motor Group in London. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-04455d1067be
  • 2020 BMW 3 Series SE, 2.0 diesel saloon, grey. Mileage: 70,000 miles. Price: £15,995, £2,000 more than this car. Dealer: Car-Isma Cheshire in Knutsford. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-32fd0dbd1a51
  • 2020 BMW 3 Series SE, 2.0 diesel saloon, black. Mileage: 69,950 miles. Price: £15,600, £1,605 more than this car. Dealer: Car Capital in Southall. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-5eac3a3a30fa
  • The nearest: 2020 BMW 3 Series SE, 2.0 diesel saloon, black, 11 miles from this car. Mileage: 91,200 miles. Price: £12,899, £1,096 less than this car. Dealer: World Cars in Egham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-a25f63b3e973

Browse all BMW 3 Series cars for sale · 2020 BMW 3 Series price guide

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Photos

6 photos of this car are on its AskCar page.

As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.