2020 BMW 3 Series 2.0 318i Sport
Version: 2.0 318i Sport Auto RWD Euro 6 (s/s) 4dr (154 bhp)
Price: £18,881. Fair price: £1,374 (6%) under the AskCar estimate of £20,255, our expected asking price for this car from its model, age, mileage and specification, drawing on 6,706 priced BMW 3 Series adverts on AskCar as of 30 October 2026.
AskCar lists 6,987 used BMW 3 Series from 2,629 UK dealerships, as of 30 October 2026.
Overview
- Make
- BMW
- Model
- 3 Series
- Trim
- Sport
- Version
- 2.0 318i Sport Auto RWD Euro 6 (s/s) 4dr (154 bhp)
- Mileage
- 24,490 miles
- Year
- 2020
- Fuel type
- Petrol
- Body type
- Saloon
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 154 bhp
- Seats
- 5
- CO2
- 146 g/km
- Colour
- Silver
- Doors
- 4
- Driven wheels
- Rear Wheel Drive
- Engine badge
- 318i
- Emissions standard
- Euro 6
About this car
At 24,490 miles, this 2020 BMW 3 Series Sport has covered about 34,400 fewer miles than other 2020 BMW 3 Series cars. Its asking price of £18,881 is £1,374 below the AskCar estimate of £20,255. To work out the AskCar estimate, we analyse UK dealer adverts for 6,706 BMW 3 Series cars across different ages and specifications. We have tracked this advert today. Its recorded MOT is valid until 6 January 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is Carbase Bristol, based in Bristol.
Stock data as of 30 October 2026.
Price history
AskCar first saw this advert on 30 October 2026.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £18,881 |
Price and mileage comparison
Fair price: £1,374 (6%) under the AskCar estimate of £20,255.
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 6,706 priced BMW 3 Series adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 34,400 miles lower 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 6 January 2027. 16,046 miles at the last test.
Other matching cars
38 other 2020 BMW 3 Series Sport automatic petrol cars are for sale at UK dealers from £13,695 to £37,950, as of 30 October 2026.
The 5 cheapest:
- 2020 BMW 3 Series. Price: £13,695. Mileage: 95,000 miles. Dealer: Poolfoot Car Centre in Fleetwood. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-a85a58785bd1
- 2020 BMW 3 Series. Price: £14,451. Mileage: 77,298 miles. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-4af279402058
- 2020 BMW 3 Series. Price: £14,990. Mileage: 76,000 miles. Dealer: Deepdale Motor Company in Preston. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-0ef425e99159
- 2020 BMW 3 Series. Price: £14,995. Mileage: 78,770 miles. Dealer: Townfield Car Sales in Oldham. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-0fda33f7ec0a
- 2020 BMW 3 Series. Price: £15,840. Mileage: 61,398 miles. Dealer: Evans Halshaw BYD Mansfield in Mansfield. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-648e2f823b47
The 38 matching cars have covered 17,300 to 95,000 miles, compared with 24,490 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
12 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 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.