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: 45,000 miles
• Fuel: Diesel
• Body: Pickup, 4 doors, 5 seats
• Engine: 3.0 litres, 254 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 230 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 45,000 miles on the clock, this 2020 Mercedes-Benz X Class Power has done roughly 8,700 fewer miles than a typical 2020 Mercedes-Benz X Class. The AskCar estimate for this car is £34,947. It is priced at £36,995, which is £2,048 above that estimate. The AskCar estimate uses UK dealer asking prices, including 84 Mercedes-Benz X Class adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 103 days ago, and its asking price has since fallen by £3,000. Our latest MOT record expired on 19 October 2026. Check the current position with the dealer. We checked its advertised mileage against the government's MOT record, and they match. The seller is Autoville, based in Chingford. 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

Fair price: £2,048 (5%) over the AskCar estimate of £34,947.

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 103 days.

Price history

AskCar first saw this advert on 28 July 2026 at £39,995. Its asking price is now £36,995, £3,000 less. The latest price cut was seen on 6 September 2026.

Price changes recorded:

• 28 July 2026: £39,995
• 6 September 2026: £36,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: the latest record we hold ran out on 19 October 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 20 October 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 41,894 miles, which matches the advertised 45,000 miles.

Advertised mileage is about 8,700 miles lower 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, white. Mileage: 46,890 miles. Price: £35,994, £1,001 less than this car. Dealer: Comptons Cars & Commercials in Billericay. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-1c3bd49163e9
• 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, black. Mileage: 49,459 miles. Price: £24,383, £12,612 less than this car. Dealer: Carbase Bristol in Bristol. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-43b85f843eb8
• 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, black. Mileage: 50,000 miles. Price: £35,995, £1,000 less than this car. Dealer: Oasis Cars in Gravesend. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-69356d3a1441

• The nearest: 2020 Mercedes-Benz X Class Power, 3.0 diesel pickup, white, 9 miles from this car. Mileage: 81,300 miles. Price: £24,495, £12,500 less than this car. Dealer: Silverstone Cars in Barking. AskCar page: https://askcar.co.uk/car/mercedes-benz-x-class-2020-6198fe46849e