2020 BMW X3 3.0 M40d
Version: 3.0 M40d Auto 4WD Euro 6 (s/s) 5dr (322 bhp)
Price: £25,950. Fair price: £489 (1%) under the AskCar estimate of £26,439, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,993 priced BMW X3 adverts on AskCar as of 30 October 2026.
AskCar lists 3,047 used BMW X3 from 1,191 UK dealerships, as of 30 October 2026.
Overview
- Make
- BMW
- Model
- X3
- Version
- 3.0 M40d Auto 4WD Euro 6 (s/s) 5dr (322 bhp)
- Mileage
- 72,000 miles
- Year
- 2020
- Fuel type
- Diesel
- Body type
- SUV
- Engine
- 3.0 L
- Gearbox
- Automatic
- Power
- 322 bhp
- Seats
- 5
- CO2
- 169 g/km
- Colour
- Black
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- M40d
- Emissions standard
- Euro 6
About this car
At 72,000 miles, this 2020 BMW X3 has covered about 20,000 more miles than other 2020 BMW X3 cars. Its asking price of £25,950 is £489 below the AskCar estimate of £26,439. The AskCar estimate draws on 2,993 BMW X3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert today. The latest MOT record shows an expiry date of 21 October 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Cambridgeshire Motor House in Peterborough.
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 | £25,950 |
Price and mileage comparison
Fair price: £489 (1%) under the AskCar estimate of £26,439.
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 2,993 priced BMW X3 adverts across different ages and specifications, as of 30 October 2026.
Advertised mileage is about 20,000 miles higher than the median mileage of a 2020 BMW X3 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 21 October 2027. 70,463 miles at the last test.
Other matching cars
8 other 2020 BMW X3 automatic diesel cars are for sale at UK dealers from £25,768 to £33,990, as of 30 October 2026.
The 5 cheapest:
- 2020 BMW X3. Price: £25,768. Mileage: 65,295 miles. Dealer: Halliwell Jones Warrington BMW in Warrington. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-ff94522b6a06
- 2020 BMW X3. Price: £27,999. Mileage: 59,603 miles. Dealer: Fish Brothers Lexus Swindon in Swindon. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-8c9d053e2a61
- 2020 BMW X3. Price: £30,440. Mileage: 65,000 miles. Dealer: Oakdene Collection in Alfreton. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-d20d73386a17
- 2020 BMW X3. Price: £30,980. Mileage: 48,000 miles. Dealer: Magari Automotive in Fareham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-b41ea301e003
- 2020 BMW X3. Price: £32,993. Mileage: 52,703 miles. Dealer: Group 1 Bedford BMW in Bedford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-158bb3a94c5a
The 8 matching cars have covered 26,000 to 65,295 miles, compared with 72,000 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 X3 cars for sale · 2020 BMW X3 price guide
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Photos
2 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.