2018 BMW X3 2.0 20i M Sport

Overview

• Make: BMW
• Model: X3
• Trim: M Sport
• Version: 2.0 20i M Sport Auto 4WD Euro 6 (s/s) 5dr (181 bhp)
• Year: 2018
• Mileage: 70,000 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 181 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 166 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X3 M Sport is advertised with 70,000 miles, approximately 6,300 above the typical mileage for its age. The dealer is asking £18,950, which is £838 above the AskCar estimate of £18,112. To work out the AskCar estimate, we analyse UK dealer adverts for 3,052 BMW X3 cars across different ages and specifications. We first recorded this advert 163 days ago, and its asking price has since fallen by £1,040. The latest recorded MOT expiry date is 21 January 2026, which has passed. Confirm its status with the dealer. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Reynolds Motor Group Southend-on-sea, based in Southend-on-SEA. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £838 (4%) over the AskCar estimate of £18,112.

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 3,052 priced BMW X3 adverts across different ages and specifications, as of 7 November 2026.

A 2018 BMW X3 with the 2.0 petrol engine is typically advertised at £18,500: the median of the 157 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 BMW X3 has been on sale for at least 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £19,990. Its asking price is now £18,950, £1,040 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 29 May 2026: £19,990
• 19 June 2026: £19,950
• 11 July 2026: £20,000
• 17 July 2026: £19,990
• 9 August 2026: £19,500
• 6 September 2026: £19,400
• 23 September 2026: £18,990
• 3 October 2026: £19,000
• 4 October 2026: £18,900
• 5 October 2026: £18,990
• 10 October 2026: £18,950
• 17 October 2026: £18,750
• 19 October 2026: £18,800
• 21 October 2026: £18,750
• 2 November 2026: £18,800
• 7 November 2026: £18,950

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 21 January 2026; ask the dealer for the current MOT.

It has had 6 MOTs. The latest, on 22 January 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 65,707 miles, which matches the advertised 70,000 miles.

Advertised mileage is about 6,300 miles higher than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

15 other 2018 BMW X3 M Sport 2.0 petrol automatic SUVs are for sale at UK dealers, from £15,495 to £23,771, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 M Sport, 2.0 petrol SUV, black. Mileage: 70,456 miles. Price: £19,400, £450 more than this car. Dealer: Berry Heathrow in Heathrow. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-8ee569335386
• 2018 BMW X3 M Sport, 2.0 petrol SUV, black. Mileage: 70,973 miles. Price: £16,990, £1,960 less than this car. Dealer: Carworld Car Supermarket in Peterborough. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-21525b8e1e9e
• 2018 BMW X3 M Sport, 2.0 petrol SUV, white. Mileage: 67,723 miles. Price: £16,990, £1,960 less than this car. Dealer: Global Cars in Enfield. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-4a261ce720c5

• The nearest: 2018 BMW X3 M Sport, 2.0 petrol SUV, black, 33 miles from this car. Mileage: 78,000 miles. Price: £18,995, the same price as this car. Dealer: Precision Motor Group in Harlow. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-9797937ce956