2020 BMW X3 2.0 20d M Sport
Price: £26,995. Fair price: £923 (3%) over the AskCar estimate of £26,072, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,034 priced BMW X3 adverts on AskCar as of 4 November 2026.
AskCar lists 3,115 used BMW X3 from 1,212 UK dealerships, as of 4 November 2026.
Overview
- Make: BMW
- Model: X3
- Trim: M Sport
- Version: 2.0 xDrive20d M Sport Auto 4WD Euro 6 5dr (187 bhp)
- Year: 2020
- Mileage: 23,413 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 2.0 litres, 187 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Blue
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2020 BMW X3 M Sport is advertised with 23,413 miles, approximately 28,200 below the typical mileage for its age. The AskCar estimate for this car is £26,072. It is priced at £26,995, which is £923 above that estimate. The AskCar estimate draws on 3,034 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 1 day ago. The seller is Ballyrobert Mallusk, based in Newtownabbey. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £923 (3%) over the AskCar estimate of £26,072.
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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 November 2026.
A 2020 BMW X3 with the 2.0 diesel engine is typically advertised at £22,300: the median of the 98 for sale on AskCar, as of 4 November 2026.
Time on sale
AskCar first saw this 2020 BMW X3 advertised 1 day ago. About 6 in 10 of 2020 BMW X3 cars are gone from sale within a month of being advertised: 130 of the 235 first advertised between 11 July 2026 and 1 October 2026.
Price history
AskCar first saw this advert on 3 November 2026 at £26,995. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 28,200 miles lower than the median mileage of a 2020 BMW X3 on AskCar.
Similar cars
66 other 2020 BMW X3 M Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,499 to £28,295, as of 4 November 2026.
The 3 closest to this car in mileage:
- 2020 BMW X3 M Sport, 2.0 diesel SUV, blue. Mileage: 23,413 miles. Price: £26,995, the same price as this car. Dealer: Ballyrobert Mallusk in Belfast. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-180e28e7c8fe
- 2020 BMW X3 M Sport, 2.0 diesel SUV, silver. Mileage: 21,182 miles. Price: £24,930, £2,065 less than this car. Dealer: Big Motoring World Wimbledon in Wimbledon. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-04e931e82c92
- 2020 BMW X3 M Sport, 2.0 diesel SUV, grey. Mileage: 26,020 miles. Price: £24,010, £2,985 less than this car. Dealer: Big Motoring World Camberley in Camberley. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-0780cc3d78ea
Browse all BMW X3 cars for sale · 2020 BMW X3 price guide
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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.