2018 BMW X3 2.0 20d Xline

Overview

• Make: BMW
• Model: X3
• Trim: Xline
• Version: 2.0 20d Xline Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 99,710 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Blue
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X3 Xline is advertised with 99,710 miles, approximately 34,800 above the typical mileage for its age. The dealer is asking £13,995, which is £485 above the AskCar estimate of £13,510. To work out the AskCar estimate, we analyse UK dealer adverts for 3,034 BMW X3 cars across different ages and specifications. We first saw this car advertised 54 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Globe Automotive in Stourbridge. 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: £485 (3%) over the AskCar estimate of £13,510.

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 54 days.

Price history

AskCar first saw this advert on 11 September 2026 at £14,495. Its asking price is now £13,995, £500 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 11 September 2026: £14,495
• 14 October 2026: £14,295
• 26 October 2026: £13,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 9 September 2027.

It has had 8 MOTs. The latest, on 2 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 99,369 miles, which matches the advertised 99,710 miles.

Advertised mileage is about 34,800 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, £565 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, white. Mileage: 94,100 miles. Price: £13,497, £498 less than this car. Dealer: Car Kultur in Aston Sandford. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-817c9e8878ad
• 2018 BMW X3 Xline, 2.0 diesel SUV, grey. Mileage: 106,776 miles. Price: £12,611, £1,384 less than this car. Dealer: Wiz Motors in Luton. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-440eb52d236a