2018 BMW X3 2.0 20i Xline

Overview

• Make: BMW
• Model: X3
• Trim: Xline
• Version: 2.0 20i Xline Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2018
• Mileage: 79,900 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 166 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 79,900 miles on the clock, this 2018 BMW X3 Xline has done roughly 15,000 more miles than a typical 2018 BMW X3. Its asking price of £17,099 is £821 above the AskCar estimate of £16,278. The AskCar estimate uses 3,034 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 15 days ago. Its asking price has since fallen by £200. The government's MOT record matches its advertised mileage. It is for sale at Flc in Yiewsley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £821 (5%) over the AskCar estimate of £16,278.

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 3,034 priced BMW X3 adverts across different ages and specifications, as of 4 November 2026.

A 2018 BMW X3 with the 2.0 petrol engine is typically advertised at £18,400: the median of the 147 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2018 BMW X3 has been on sale for at least 15 days.

Price history

AskCar first saw this advert on 20 October 2026 at £17,299. Its asking price is now £17,099, £200 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 20 October 2026: £17,299
• 22 October 2026: £17,290
• 3 November 2026: £17,099

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 19 June 2027.

It has had 6 MOTs. The latest, on 9 June 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 77,469 miles, which matches the advertised 79,900 miles.

Advertised mileage is about 15,000 miles higher than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

11 other 2018 BMW X3 Xline 2.0 petrol automatic SUVs are for sale at UK dealers, from £14,600 to £22,990, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 Xline, 2.0 petrol SUV, blue. Mileage: 79,446 miles. Price: £16,950, £149 less than this car. Dealer: Sytner Maidenhead BMW in Maidenhead. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-7d62ef605969
• 2018 BMW X3 Xline, 2.0 petrol SUV, white. Mileage: 78,958 miles. Price: £15,949, £1,150 less than this car. Dealer: Cars Yard in Harrow. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-06ab4d392660
• 2018 BMW X3 Xline, 2.0 petrol SUV, grey. Mileage: 82,759 miles. Price: £15,795, £1,304 less than this car. Dealer: Motor Trust Haslingden in Haslingden. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-2ff0ae24d636

• The nearest: 2018 BMW X3 Xline, 2.0 petrol SUV, black, 3 miles from this car. Mileage: 44,621 miles. Price: £19,495, £2,396 more than this car. Dealer: Western Auto Solutions in West Drayton. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-91b8d5a94c92