2020 BMW X3 2.0 20i M Sport
Version: 2.0 M Sport Auto 4WD Euro 6 5dr (181 bhp)
Price: £19,489. Fair price: £325 (1%) under the AskCar estimate of £19,814, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,986 priced BMW X3 adverts on AskCar as of 29 October 2026.
AskCar lists 3,088 used BMW X3 from 1,215 UK dealerships, as of 29 October 2026.
Overview
- Make
- BMW
- Model
- X3
- Trim
- M Sport
- Version
- 2.0 M Sport Auto 4WD Euro 6 5dr (181 bhp)
- Mileage
- 79,639 miles
- Year
- 2020
- Fuel type
- Petrol
- Body type
- SUV
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 181 bhp
- Seats
- 5
- Colour
- Blue
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- 20i
- Emissions standard
- Euro 6
About this car
With 79,639 miles on the clock, this 2020 BMW X3 M Sport has done roughly 27,300 more miles than a typical 2020 BMW X3. Priced at £19,489, it is advertised £325 below the AskCar estimate of £19,814. To work out the AskCar estimate, we analyse UK dealer adverts for 2,986 BMW X3 cars across different ages and specifications. We first recorded this car for sale today. Its recorded MOT is valid until 1 April 2027, and its advertised mileage is consistent with the latest MOT reading. It is advertised by The Car Guys in Dunstable.
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 | £19,489 |
Price and mileage comparison
Fair price: £325 (1%) under the AskCar estimate of £19,814.
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 2,986 priced BMW X3 adverts across different ages and specifications, as of 29 October 2026.
Advertised mileage is about 27,300 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 1 April 2027. 72,361 miles at the last test.
Other matching cars
10 other 2020 BMW X3 M Sport automatic petrol cars are for sale at UK dealers from £19,500 to £29,000, as of 29 October 2026.
The 5 cheapest:
- 2020 BMW X3. Price: £19,500. Mileage: 74,141 miles. Dealer: Sytner High Wycombe BMW in High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-f2169ff88f96
- 2020 BMW X3. Price: £20,995. Mileage: 74,318 miles. Dealer: Elton Cars in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-a1b4cedcbd77
- 2020 BMW X3. Price: £22,713. Mileage: 42,390 miles. Dealer: Vindis Group Auto Now Fakenham in Fakenham. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-089f2aee2151
- 2020 BMW X3. Price: £23,450. Mileage: 56,198 miles. Dealer: North Oxford Bmw in Oxford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-d94e487eacec
- 2020 BMW X3. Price: £23,999. Mileage: 58,750 miles. Dealer: MINI UK at Cotswold Hereford in Hereford. AskCar page: https://askcar.co.uk/car/bmw-x3-2020-13ac9b97efa3
The 10 matching cars have covered 17,545 to 74,318 miles, compared with 79,639 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
More like this
Photos
38 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.