2020 BMW 3 Series 2.0 320d M Sport
Version: 2.0 320d M Sport Auto RWD Euro 6 4dr (187 bhp)
Price: £17,450. Fair price: £417 (2%) under the AskCar estimate of £17,867, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,692 priced BMW 3 Series adverts on AskCar as of 29 October 2026.
AskCar lists 7,078 used BMW 3 Series from 2,699 UK dealerships, as of 29 October 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Trim
- M Sport
- Version
- 2.0 320d M Sport Auto RWD Euro 6 4dr (187 bhp)
- Mileage
- 73,000 miles
- Year
- 2020
- Fuel type
- Diesel
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 187 bhp
- Seats
- 5
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 320d
- Emissions standard
- Euro 6
About this car
This 2020 BMW 3 Series M Sport has covered 73,000 miles, around 14,400 more miles than is typical for its age. Priced at £17,450, it is advertised £417 below the AskCar estimate of £17,867. The AskCar estimate draws on 6,692 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. MOT records show an expiry date of 3 March 2027, and the latest recorded mileage is consistent with the advert. You can find this car at PMA Cars NI in Newry.
Stock data as of 29 October 2026.
Price history
AskCar first saw this advert on 29 October 2026.
| Date observed | Asking price |
|---|---|
| 29 October 2026 | £17,450 |
Price and mileage comparison
Fair price: £417 (2%) under the AskCar estimate of £17,867.
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 6,692 priced BMW 3 Series adverts across different ages and specifications, as of 29 October 2026.
Advertised mileage is about 14,400 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 3 March 2027. 68,432 miles at the last test.
Other matching cars
109 other 2020 BMW 3 Series M Sport automatic diesel cars are for sale at UK dealers from £9,990 to £29,895, as of 29 October 2026.
The 5 cheapest:
- 2020 BMW 3 Series. Price: £9,990. Mileage: 167,159 miles. Dealer: Auto Zone Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-e30ed357b555
- 2020 BMW 3 Series. Price: £14,800. Mileage: 94,893 miles. Dealer: Autoever in Manchester. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-2c30f9d29e2e
- 2020 BMW 3 Series. Price: £14,950. Mileage: 110,700 miles. Dealer: Rely Motors in Kinglassie. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-d5869314f80d
- 2020 BMW 3 Series. Price: £14,995. Mileage: 87,000 miles. Dealer: GB Vehicles in Edgware. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-25daf45424d5
- 2020 BMW 3 Series. Price: £15,000. Mileage: 92,190 miles. Dealer: Praters in Leighton Buzzard. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-79273c9b2681
The 109 matching cars have covered 10,000 to 167,159 miles, compared with 73,000 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all BMW 3 Series cars for sale · 2020 BMW 3 Series price guide
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Photos
11 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 29 October 2026, AskCar lists 587,923 cars and vans from 12,992 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.