2018 BMW X3 3.0 30d M Sport
Price: £25,490. Above the going rate: £2,832 (12%) over the AskCar estimate of £22,658, 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: 60,850 miles
- Fuel: Diesel
- Body: SUV, 5 doors, 5 seats
- Engine: 3.0 litres, 261 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Grey
- CO2: 157 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 BMW X3 M Sport is advertised with 60,850 miles, approximately 3,600 below the typical mileage for its age. The dealer is asking £25,490, which is £2,832 above the AskCar estimate of £22,658. To work out the AskCar estimate, we analyse UK dealer adverts for 2,992 BMW X3 cars across different ages and specifications. We have tracked this advert for 13 days. Its advertised mileage matches the government's MOT record. You can find this car at Carrera Specialist Cars in Glasgow. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Above the going rate: £2,832 (12%) over the AskCar estimate of £22,658.
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 £25,490. 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 21 September 2027.
It has had 7 MOTs. The latest, on 15 September 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 60,245 miles, which matches the advertised 60,850 miles.
Advertised mileage is about 3,600 miles lower 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, black. Mileage: 60,331 miles. Price: £21,495, £3,995 less than this car. Dealer: R S Car Sales in Crewe. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-8a22639c1a6e
- 2018 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 60,300 miles. Price: £21,490, £4,000 less than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6237c7e30142
- 2018 BMW X3 M Sport, 3.0 diesel SUV, blue. Mileage: 61,805 miles. Price: £24,990, £500 less than this car. Dealer: Partridge BMW in Eastleigh. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-89d6711ce3e6
- The nearest: 2018 BMW X3 M Sport, 3.0 diesel SUV, blue, 122 miles from this car. Mileage: 91,882 miles. Price: £19,300, £6,190 less than this car. Dealer: Newton and Lee Automotive in Consett. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-55297dd8aeab
Browse all BMW X3 cars for sale · 2018 BMW X3 price guide
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Photos
99 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.