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: 23,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.9 litres, 325 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: White
• CO2: 289 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mercedes-Benz G Class AMG Line Premium Plus has covered 23,000 miles. Priced at £112,990, it is advertised £3,412 below the AskCar estimate of £116,402. To work out the AskCar estimate, we analyse UK dealer adverts for 408 Mercedes-Benz G Class cars across different ages and specifications. We first saw this car advertised 17 days ago. Its asking price has since fallen by £2,000. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by Starline Car Sales in Rutland. 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: £3,412 (2%) under the AskCar estimate of £116,402.

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 17 days.

Price history

AskCar first saw this advert on 21 October 2026 at £114,990. Its asking price is now £112,990, £2,000 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 21 October 2026: £114,990
• 25 October 2026: £112,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 15 July 2027.

It has had one MOT, on 16 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 23,386 miles, which matches the advertised 23,000 miles.

Advertised mileage is about 700 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, black. Mileage: 25,509 miles. Price: £111,690, £1,300 less than this car. Dealer: Stratstone Mercedes-Benz of Colchester in Colchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-f0c24f153048
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black. Mileage: 26,000 miles. Price: £114,999, £2,009 more than this car. Dealer: JCT600 Mercedes-Benz Of Harrogate in Harrogate. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-edafc1e31447
• 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black. Mileage: 26,220 miles. Price: £114,975, £1,985 more than this car. Dealer: Portland Of Bawtry in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-bd9680a2c6ee

• The nearest: 2023 Mercedes-Benz G Class AMG Line Premium Plus, 2.9 diesel SUV, black, 33 miles from this car. Mileage: 62,000 miles. Price: £108,850, £4,140 less than this car. Dealer: Hillmoren in Leicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2023-fe26d2f3f834