2018 Mercedes-Benz X Class 2.3 CDI Power

Overview

• Make: Mercedes-Benz
• Model: X Class
• Trim: Power
• Version: 2.3 CDI Power Auto 4WD Euro 6 4dr (187 bhp)
• Year: 2018
• Mileage: 73,000 miles
• Fuel: Diesel
• Body: Pickup, 4 doors, 5 seats
• Engine: 2.3 litres, 187 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 207 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mercedes-Benz X Class Power has covered 73,000 miles. The dealer is asking £22,950, which is £977 below the AskCar estimate of £23,927. To work out the AskCar estimate, we analyse UK dealer adverts for 83 Mercedes-Benz X Class cars across different ages and specifications. We first recorded this advert 132 days ago, and its asking price has since fallen by £2,040. Its advertised mileage matches the government's MOT record. The seller is Priory Cars, based in Bedford. 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: £977 (4%) under the AskCar estimate of £23,927.

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 83 priced Mercedes-Benz X Class adverts across different ages and specifications, as of 5 November 2026.

A 2018 Mercedes-Benz X Class with the 2.3 diesel engine is typically advertised at £23,000: the median of the 21 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 Mercedes-Benz X Class has been on sale for at least 132 days.

Price history

AskCar first saw this advert on 26 June 2026 at £24,990. Its asking price is now £22,950, £2,040 less. The latest price cut was seen on 6 September 2026.

Price changes recorded:

• 27 June 2026: £24,990
• 3 July 2026: £23,990
• 6 September 2026: £22,950

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 1 March 2027.

It failed its MOT on 12 February 2026 (nearside front brake pad(s) less than 1.5 mm thick) and passed 5 days later, on 17 February 2026.

There were no advisories at the latest test.

Mileage at that test: 73,398 miles, which matches the advertised 73,000 miles.

Similar cars

14 other 2018 Mercedes-Benz X Class Power 2.3 diesel automatic pickups are for sale at UK dealers, from £17,388 to £44,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz X Class Power, 2.3 diesel pickup, grey. Mileage: 76,000 miles. Price: £20,034, £2,916 less than this car. Dealer: Imperials -Chelmsford in Chelmsford. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2018-edadbdda0c4d
• 2018 Mercedes-Benz X Class Power, 2.3 diesel pickup, white. Mileage: 65,500 miles. Price: £24,999, £2,049 more than this car. Dealer: Mmc Specialist Cars in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2018-6c165870dd66
• 2018 Mercedes-Benz X Class Power, 2.3 diesel pickup, black. Mileage: 60,000 miles. Price: £26,990, £4,040 more than this car. Dealer: Priory Cars in Bedford. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2018-638fc1a18e09

• The nearest: 2018 Mercedes-Benz X Class Power, 2.3 diesel pickup, grey, under a mile from this car. Mileage: 54,000 miles. Price: £24,950, £2,000 more than this car. Dealer: Priory Cars in Bedford. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2018-2cf033848f66