2018 BMW X3 2.0 20d M Sport
Version: 2.0 20d M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
Price: £17,795. Fair price: £588 (3%) over the AskCar estimate of £17,207, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,998 priced BMW X3 adverts on AskCar as of 1 November 2026.
AskCar lists 3,053 used BMW X3 from 1,190 UK dealerships, as of 1 November 2026.
Overview
- Make
- BMW
- Model
- X3
- Trim
- M Sport
- Version
- 2.0 20d M Sport Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
- Mileage
- 79,600 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- SUV
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 187 bhp
- Seats
- 5
- CO2
- 144 g/km
- Colour
- Black
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- 20d
- Emissions standard
- Euro 6
About this car
This 2018 BMW X3 M Sport is advertised with 79,600 miles, approximately 15,100 above the typical mileage for its age. Its asking price of £17,795 is £588 above the AskCar estimate of £17,207. To work out the AskCar estimate, we analyse UK dealer adverts for 2,998 BMW X3 cars across different ages and specifications. It first appeared in our advert records today. The latest MOT record shows an expiry date of 27 October 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Signature Car Specialists in Burnley.
Stock data as of 1 November 2026.
Price history
AskCar first saw this advert on 1 November 2026.
| Date observed | Asking price |
|---|---|
| 1 November 2026 | £17,795 |
Price and mileage comparison
Fair price: £588 (3%) over the AskCar estimate of £17,207.
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 2,998 priced BMW X3 adverts across different ages and specifications, as of 1 November 2026.
Advertised mileage is about 15,100 miles higher than the median mileage of a 2018 BMW X3 on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 27 October 2027. 79,656 miles at the last test.
Other matching cars
126 other 2018 BMW X3 M Sport automatic diesel cars are for sale at UK dealers from £13,250 to £29,950, as of 1 November 2026.
The 5 cheapest:
- 2018 BMW X3. Price: £13,250. Dealer: Cobra Cars NI in Lurgan. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-e02a77e30853
- 2018 BMW X3. Price: £13,597. Mileage: 105,437 miles. Dealer: SR Motors in Swindon. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-5902214c4c7d
- 2018 BMW X3. Price: £13,995. Mileage: 116,000 miles. Dealer: Priory Motors Sykehouse in Doncaster. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-94e68368e7b1
- 2018 BMW X3. Price: £14,995. Mileage: 99,600 miles. Dealer: Cars Market in Wednesbury. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-07a306e172a3
- 2018 BMW X3. Price: £14,995. Mileage: 92,000 miles. Dealer: Furness Rigby in Warrington. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-43318e6d378d
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 · 2018 BMW X3 price guide
More like this
Photos
52 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 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.