2018 BMW X3 2.0 Xline

Overview

• Make: BMW
• Model: X3
• Trim: Xline
• Version: 2.0 Xline Auto 5dr (187 bhp)
• Year: 2018
• Mileage: 94,100 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Colour: White
• CO2: 144 g/km

About this car

With 94,100 miles on the clock, this 2018 BMW X3 Xline has done roughly 29,200 more miles than a typical 2018 BMW X3. The dealer is asking £13,497, which is £178 above the AskCar estimate of £13,319. To work out the AskCar estimate, we analyse UK dealer adverts for 3,034 BMW X3 cars across different ages and specifications. We first recorded this advert 67 days ago, and its asking price has since fallen by £753. Its advertised mileage matches the government's MOT record. It is for sale at Car Kultur in Aylesbury. 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: £178 (1%) over the AskCar estimate of £13,319.

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 diesel 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 67 days.

Price history

AskCar first saw this advert on 29 August 2026 at £14,250. Its asking price is now £13,497, £753 less. The latest price cut was seen on 6 October 2026.

Price changes recorded:

• 29 August 2026: £14,250
• 2 October 2026: £13,995
• 6 October 2026: £13,497

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 15 August 2027.

It failed its MOT on 4 August 2026 (offside front outer tyre has ply or cords exposed bald through to cords) and passed 1 day later, on 5 August 2026.

Advisories at the latest test: nearside front outer tyre worn close to legal limit/worn on edge and 3mm centre; suspension arm pin or bush worn but not resulting in excessive movement NSF+OSF front arm front bushes; suspension arm pin or bush worn but not resulting in excessive movement NSF+OSF rear arm inner bush; and 2 more.

Mileage at that test: 93,957 miles, which matches the advertised 94,100 miles.

Advertised mileage is about 29,200 miles higher than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

14 other 2018 BMW X3 Xline 2.0 diesel automatic SUVs are for sale at UK dealers, from £12,611 to £20,998, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 Xline, 2.0 diesel SUV, black. Mileage: 97,434 miles. Price: £13,430, £67 less than this car. Dealer: Silver Birch Motor Company in Royal Sutton Coldfield. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-afd6b5091b18
• 2018 BMW X3 Xline, 2.0 diesel SUV, blue. Mileage: 99,710 miles. Price: £13,995, £498 more than this car. Dealer: Globe Automotive in Stourbridge. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-dbf7e370e1eb
• 2018 BMW X3 Xline, 2.0 diesel SUV, grey. Mileage: 106,776 miles. Price: £12,611, £886 less than this car. Dealer: Wiz Motors in Luton. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-440eb52d236a