2020 BMW 3 Series 2.0 320i M Sport
Price: £22,499. Fair price: £595 (2%) under the AskCar estimate of £23,094, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,862 priced BMW 3 Series adverts on AskCar as of 4 November 2026.
AskCar lists 7,147 used BMW 3 Series from 2,707 UK dealerships, as of 4 November 2026.
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: 20,862 miles
- Fuel: Petrol
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.0 litres, 181 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: White
- CO2: 146 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 BMW 3 Series M Sport has covered 20,862 miles, around 38,800 fewer miles than is typical for its age. Priced at £22,499, it is advertised £595 below the AskCar estimate of £23,094. The AskCar estimate draws on 6,862 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 15 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at cinch Bellevue in Hart. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £595 (2%) under the AskCar estimate of £23,094.
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 6,862 priced BMW 3 Series adverts across different ages and specifications, as of 4 November 2026.
A 2020 BMW 3 Series with the 2.0 petrol engine is typically advertised at £18,500: the median of the 461 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2020 BMW 3 Series has been on sale for at least 15 days.
Price history
AskCar first saw this advert on 20 October 2026 at £22,499. 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 4 November 2026: valid until 2 October 2027.
It has had 5 MOTs. The latest, on 3 October 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 20,860 miles, which matches the advertised 20,862 miles.
Advertised mileage is about 38,800 miles lower than the median mileage of a 2020 BMW 3 Series on AskCar.
Similar cars
101 other 2020 BMW 3 Series M Sport 2.0 petrol automatic saloons are for sale at UK dealers, from £12,999 to £25,995, as of 4 November 2026.
The 3 closest to this car in mileage:
- 2020 BMW 3 Series M Sport, 2.0 petrol saloon, grey. Mileage: 21,276 miles. Price: £22,995, £496 more than this car. Dealer: MINI UK at Barretts Canterbury in Canterbury. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-1e61b9a9226a
- 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 21,817 miles. Price: £21,699, £800 less than this car. Dealer: cinch in Hook. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-cf3766f8f8ba
- 2020 BMW 3 Series M Sport, 2.0 petrol saloon, white. Mileage: 23,000 miles. Price: £21,489, £1,010 less than this car. Dealer: Emaari Automotive in Croydon. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-0921ff5e02b8
Browse all BMW 3 Series cars for sale · 2020 BMW 3 Series price guide
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Photos
32 photos of this car are on its AskCar page.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.