2018 BMW X3 2.0 20d SE

Overview

• Make: BMW
• Model: X3
• Trim: SE
• Version: 2.0 20d SE Auto 4WD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2018
• Mileage: 6,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 140 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 BMW X3 SE has covered 6,000 miles. The AskCar estimate for this car is £22,525. It is priced at £23,995, which is £1,470 above that estimate. The AskCar estimate uses 3,076 UK dealer adverts for the BMW X3, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 33 days. The latest MOT recorded 11,174 miles, above the advertised mileage. Check this with the dealer. The latest recorded MOT expiry date is 26 March 2022, which has passed. Confirm its status with the dealer. You can find this car at Southern Prestige Cars in Crawley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,470 (6%) over the AskCar estimate of £22,525.

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 3,076 priced BMW X3 adverts across different ages and specifications, as of 5 November 2026.

A 2018 BMW X3 with the 2.0 diesel engine is typically advertised at £18,300: the median of the 150 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 BMW X3 has been on sale for at least 33 days.

Price history

AskCar first saw this advert on 3 October 2026 at £23,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: the latest record we hold ran out on 26 March 2022; ask the dealer for the current MOT.

It has had one MOT, on 25 March 2021, and passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; offside rear child seat fitted not allowing full inspection of adult belt; nearside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 11,174 miles. The advert says 6,000 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 58,900 miles lower than the median mileage of a 2018 BMW X3 on AskCar.

Similar cars

9 other 2018 BMW X3 SE 2.0 diesel automatic SUVs are for sale at UK dealers, from £15,129 to £21,492, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 BMW X3 SE, 2.0 diesel SUV, black. Mileage: 18,200 miles. Price: £21,492, £2,503 less than this car. Dealer: Country Car in Warwick. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-5484b89af5bf
• 2018 BMW X3 SE, 2.0 diesel SUV, black. Mileage: 34,000 miles. Price: £20,995, £3,000 less than this car. Dealer: Southern Prestige Cars in Crawley. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-287415f3585b
• 2018 BMW X3 SE, 2.0 diesel SUV, black. Mileage: 51,000 miles. Price: £17,990, £6,005 less than this car. Dealer: John Warren Cars in Stevenage. AskCar page: https://askcar.co.uk/car/bmw-x3-2018-6111b7dd1832