2020 Mercedes-Benz X Class 3.0 CDI V6 Power

Overview

• Make: Mercedes-Benz
• Model: X Class
• Trim: Power
• Version: 3.0 CDI V6 Power G-Tronic+ 4WD Euro 6 4dr (254 bhp)
• Year: 2020
• Mileage: 105,000 miles
• Fuel: Diesel
• Body: Pickup, 4 doors, 5 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: White
• CO2: 230 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz X Class Power is advertised with 105,000 miles, approximately 51,300 above the typical mileage for its age. The AskCar estimate for this car is £23,537. It is priced at £25,794, which is £2,257 above that estimate. The AskCar estimate uses 84 UK dealer adverts for the Mercedes-Benz X Class, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 88 days ago. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Lokins Car Company in Wickford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,257 (9%) over the AskCar estimate of £23,537.

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 84 priced Mercedes-Benz X Class adverts across different ages and specifications, as of 8 November 2026.

A 2020 Mercedes-Benz X Class with the 3.0 diesel engine is typically advertised at £31,200: the median of the 15 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 Mercedes-Benz X Class has been on sale for at least 88 days.

Price history

AskCar first saw this advert on 12 August 2026 at £27,594. Its asking price is now £25,794, £1,800 less.

Price changes recorded:

• 13 September 2026: £27,594
• 8 November 2026: £25,794

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 27 July 2027.

It failed its MOT on 18 June 2026 (nearside front inner tyre has ply or cords damaged; offside front inner tyre has ply or cords damaged; supplementary restraint system warning lamp indicates a fault) and passed 40 days later, on 28 July 2026.

Advisories at the latest test: nearside front brake disc worn, pitted or scored, but not seriously weakened; offside front brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 105,067 miles, which matches the advertised 105,000 miles.

Advertised mileage is about 51,300 miles higher than the median mileage of a 2020 Mercedes-Benz X Class on AskCar.

Similar cars

14 other 2020 Mercedes-Benz X Class Power 3.0 diesel automatic pickups are for sale at UK dealers, from £23,995 to £37,990, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, grey. Mileage: 105,725 miles. Price: £23,999, £1,795 less than this car. Dealer: Approved Cars & Finance Approved Cars in East Peckham. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-fe3706a8473f
• 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, black. Mileage: 102,000 miles. Price: £26,995, £1,201 more than this car. Dealer: Manor Motors in Castleford. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-b0fc3c5c19c9
• 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, white. Mileage: 81,300 miles. Price: £24,495, £1,299 less than this car. Dealer: Silverstone Cars in Barking. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-6198fe46849e

• The nearest: 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, white, 2 miles from this car. Mileage: 46,890 miles. Price: £35,994, £10,200 more than this car. Dealer: Comptons Cars & Commercials in Billericay. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-1c3bd49163e9