2018 BMW X3 3.0 30d M Sport
Price: £17,495. Fair price: £250 (1%) under the AskCar estimate of £17,745, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,992 priced BMW X3 adverts on AskCar as of 2 November 2026.
AskCar lists 3,072 used BMW X3 from 1,209 UK dealerships, as of 2 November 2026.
Overview
- Make: BMW
- Model: X3
- Trim: M Sport
- Version: 3.0 30d M Sport Auto 4WD Euro 6 (s/s) 5dr (261 bhp)
- Year: 2018
- Mileage: 95,451 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 3.0 litres, 261 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Blue
- CO2: 157 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 BMW X3 M Sport is advertised with 95,451 miles, approximately 31,000 above the typical mileage for its age. The AskCar estimate for this car is £17,745. It is priced at £17,495, which is £250 below that estimate. The AskCar estimate uses UK dealer asking prices, including 2,992 BMW X3 adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 13 days. The government's MOT record matches its advertised mileage. It is for sale at Lion Car Hub in Farnham. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £250 (1%) under the AskCar estimate of £17,745.
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 2,992 priced BMW X3 adverts across different ages and specifications, as of 2 November 2026.
A 2018 BMW X3 with the 3.0 diesel engine is typically advertised at £22,000: the median of the 64 for sale on AskCar, as of 2 November 2026.
Time on sale
This 2018 BMW X3 has been on sale for at least 13 days.
Price history
AskCar first saw this advert on 20 October 2026 at £17,495. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 28 August 2027.
It has had 6 MOTs. The latest, on 29 August 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 94,582 miles, which matches the advertised 95,451 miles.
Advertised mileage is about 31,000 miles higher than the median mileage of a 2018 BMW X3 on AskCar.
Similar cars
43 other 2018 BMW X3 M Sport 3.0 diesel automatic SUVs are for sale at UK dealers, from £15,950 to £29,950, as of 2 November 2026.
The 3 closest to this car in mileage:
- 2018 BMW X3 M Sport, 3.0 diesel SUV, white. Mileage: 93,715 miles. Price: £17,990, £495 more than this car. Dealer: Auto Mall in London. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-7b14dc73d0fc
- 2018 BMW X3 M Sport, 3.0 diesel SUV, grey. Mileage: 97,547 miles. Price: £25,000, £7,505 more than this car. Dealer: Sytner Luton BMW in Luton. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-f6065860b34d
- 2018 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 91,882 miles. Price: £19,300, £1,805 more than this car. Dealer: Newton and Lee Automotive in Consett. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-55297dd8aeab
- The nearest: 2018 BMW X3 M Sport, 3.0 diesel SUV, black, 7 miles from this car. Mileage: 49,900 miles. Price: £24,995, £7,500 more than this car. Dealer: Arena Cars in Ash and Ash Vale. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-27f67c184384
Browse all BMW X3 cars for sale · 2018 BMW X3 price guide
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Photos
87 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.