2023 Mercedes-Benz G Class 2.9 G400d AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: G Class
• Trim: AMG Line Premium Plus
• Version: 2.9 G400d AMG Line Premium Plus G-Tronic 4WD Euro 6 (s/s) 5dr (325 bhp)
• Year: 2023
• Mileage: 37,595 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.9 litres, 325 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 289 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 37,595 miles, this 2023 Mercedes-Benz G Class AMG Line Premium Plus has covered about 15,300 more miles than other 2023 Mercedes-Benz G Class cars. The AskCar estimate for this car is £108,223. It is priced at £112,000, which is £3,777 above that estimate. The AskCar estimate draws on 408 Mercedes-Benz G Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert for 16 days. Its advertised mileage matches the government's MOT record. The seller is Sytner Group Mercedes-Benz of Sunderland, based in Sunderland. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £3,777 (3%) over the AskCar estimate of £108,223.

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 408 priced Mercedes-Benz G Class adverts across different ages and specifications, as of 7 November 2026.

A 2023 Mercedes-Benz G Class with the 2.9 diesel engine is typically advertised at £113,300: the median of the 18 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2023 Mercedes-Benz G Class has been on sale for at least 16 days.

Price history

AskCar first saw this advert on 22 October 2026 at £112,000. 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 7 November 2026: valid until 18 October 2027.

It has had one MOT, on 19 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 37,222 miles, which matches the advertised 37,595 miles.

Advertised mileage is about 15,300 miles higher than the median mileage of a 2023 Mercedes-Benz G Class on AskCar.

Similar cars

17 other 2023 Mercedes-Benz G Class AMG Line Premium Plus 2.9 diesel automatic SUVs are for sale at UK dealers, from £102,500 to £124,990, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, white. Mileage: 36,000 miles. Price: £104,989, £7,011 less than this car. Dealer: Blackstone Motors in Brent. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-c85dea9cf652
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, white. Mileage: 36,000 miles. Price: £104,989, £7,011 less than this car. Dealer: Blackstone Motors in Brent. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-d6a846b1ebcb
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black. Mileage: 36,000 miles. Price: £104,995, £7,005 less than this car. Dealer: Drive Japan in Coatbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-2084738e8f19

• The nearest: 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, grey, 26 miles from this car. Mileage: 16,267 miles. Price: £124,990, £12,990 more than this car. Dealer: Acklam Cars in Acklam. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-c3b1cc2df711