2018 BMW X3 2.0 20d SE
Version: 2.0 xDrive20d SE Auto 4WD Euro 6 5dr (187 bhp)
Price: £17,500. Fair price: £417 (2%) under the AskCar estimate of £17,917, 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
- SE
- Version
- 2.0 xDrive20d SE Auto 4WD Euro 6 5dr (187 bhp)
- Mileage
- 56,999 miles
- Year
- 2018
- Fuel type
- Diesel
- Body type
- SUV
- Engine
- 2.0 L
- Gearbox
- Automatic
- Power
- 187 bhp
- Seats
- 5
- CO2
- 163 g/km
- Colour
- White
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- 20d
- Emissions standard
- Euro 6
About this car
With 56,999 miles on the clock, this 2018 BMW X3 SE has done roughly 7,500 fewer miles than a typical 2018 BMW X3. Priced at £17,500, it is advertised £417 below the AskCar estimate of £17,917. To work out the AskCar estimate, we analyse UK dealer adverts for 2,998 BMW X3 cars across different ages and specifications. We first recorded this car for sale today. MOT records show an expiry date of 24 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Sytner Leicester BMW, based in Leicester.
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 | £17,500 |
Price and mileage comparison
Fair price: £417 (2%) under the AskCar estimate of £17,917.
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 7,500 miles lower 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 24 June 2027. 52,255 miles at the last test.
Other matching cars
10 other 2018 BMW X3 SE automatic diesel cars are for sale at UK dealers from £15,229 to £23,995, as of 1 November 2026.
The 5 cheapest:
- 2018 BMW X3. Price: £15,229. Mileage: 79,200 miles. Dealer: LMC Family Car Centre in Bordon. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-4c05be913231
- 2018 BMW X3. Price: £15,760. Mileage: 71,126 miles. Dealer: Evans Halshaw Vauxhall Falkirk in Falkirk. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-e07e795d09d5
- 2018 BMW X3. Price: £16,299. Mileage: 76,809 miles. Dealer: Stratstone Bmw Leeds in Leeds. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-cd7526fb105b
- 2018 BMW X3. Price: £17,990. Mileage: 51,000 miles. Dealer: John Warren Cars in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6111b7dd1832
- 2018 BMW X3. Price: £17,995. Mileage: 75,980 miles. Dealer: Group 1 Cambridge BMW in Cambridge. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-da616d43cb8e
The 10 matching cars have covered 6,000 to 79,200 miles, compared with 56,999 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 · 2018 BMW X3 price guide
More like this
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.