2020 Mercedes-Benz G Class 2.9 G350d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: G Class
• Trim: AMG Line Premium
• Version: 2.9 G 350 d AMG Line Premium 9G-Tronic 4WD Euro 6 5dr (281 bhp)
• Year: 2020
• Mileage: 50,722 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.9 litres, 281 bhp
• Gearbox: Automatic (9G-Tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 289 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 50,722 miles, this 2020 Mercedes-Benz G Class AMG Line Premium has covered about 5,800 more miles than other 2020 Mercedes-Benz G Class cars. The AskCar estimate for this car is £89,742. It is priced at £86,995, which is £2,747 below that estimate. The AskCar estimate uses 413 UK dealer adverts for the Mercedes-Benz G Class, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 129 days ago. Its asking price has since fallen by £3,000. The latest recorded MOT expiry date is 16 July 2026, which has passed. Confirm its status with the dealer. We checked its advertised mileage against the government's MOT record, and they match. The seller is The Car Group UK, based in Romford. 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: £2,747 (3%) under the AskCar estimate of £89,742.

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

Time on sale

This 2020 Mercedes-Benz G Class has been on sale for at least 129 days.

Price history

AskCar first saw this advert on 2 July 2026 at £89,995. Its asking price is now £86,995, £3,000 less. The latest price cut was seen on 11 September 2026.

Price changes recorded:

• 2 July 2026: £89,995
• 11 September 2026: £86,995

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 16 July 2026; ask the dealer for the current MOT.

It has had 3 MOTs. The latest, on 17 July 2025, passed.

Advisories at the latest test: front brake pad(s) wearing thin.

Mileage at that test: 42,126 miles, which matches the advertised 50,722 miles.

Advertised mileage is about 5,800 miles higher than the median mileage of a 2020 Mercedes-Benz G Class on AskCar.

Similar cars

5 other 2020 Mercedes-Benz G Class AMG Line Premium 2.9 diesel automatic SUVs are for sale at UK dealers, from £82,000 to £105,995, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz G Class AMG Line Premium, 2.9 diesel SUV, black. Mileage: 58,000 miles. Price: £83,950, £3,045 less than this car. Dealer: Turbo Cars in Newry. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-9a21f2f0081d
• 2020 Mercedes-Benz G Class AMG Line Premium, 2.9 diesel SUV, black. Mileage: 39,000 miles. Price: £105,995, £19,000 more than this car. Dealer: Kaim Park Garage in Bathgate. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-20d991d362f0
• 2020 Mercedes-Benz G Class AMG Line Premium, 2.9 diesel SUV, black. Mileage: 32,518 miles. Price: £82,000, £4,995 less than this car. Dealer: Tame Bridge Cars in Middlesbrough. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-f86715357d4e

• The nearest: 2020 Mercedes-Benz G Class AMG Line Premium, 2.9 diesel SUV, black, 111 miles from this car. Mileage: 21,000 miles. Price: £102,900, £15,905 more than this car. Dealer: Baytree Cars in Derby. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-7a709a3dff6e