2018 Mercedes-Benz G Class 4.0 G63 V8 BiTurbo AMG

Overview

• Make: Mercedes-Benz
• Model: G Class
• Trim: AMG
• Version: 4.0 G63 V8 BiTurbo AMG Auto 4WD Euro 6 (s/s) 5dr SpdS+9GT (577 bhp)
• Year: 2018
• Mileage: 54,500 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 4.0 litres, 577 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 299 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 54,500 miles on the clock, this 2018 Mercedes-Benz G Class AMG has done roughly 2,500 more miles than a typical 2018 Mercedes-Benz G Class. Priced at £106,495, it is advertised £1,216 below the AskCar estimate of £107,711. The AskCar estimate draws on 408 Mercedes-Benz G Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 34 days ago. Its asking price has since fallen by £1,005. The recorded MOT expired on 7 October 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Reverie Autos in Hatfield. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,216 (1%) under the AskCar estimate of £107,711.

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 6 November 2026.

A 2018 Mercedes-Benz G Class with the 4.0 petrol engine is typically advertised at £117,900: the median of the 16 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 Mercedes-Benz G Class has been on sale for at least 34 days.

Price history

AskCar first saw this advert on 3 October 2026 at £107,500. Its asking price is now £106,495, £1,005 less. The latest price cut was seen on 22 October 2026.

Price changes recorded:

• 3 October 2026: £107,500
• 22 October 2026: £106,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 7 October 2026; ask the dealer for the current MOT.

It failed its MOT on 7 October 2025 (nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords; offside front tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed 1 day later, on 8 October 2025.

There were no advisories at the latest test.

Mileage at that test: 48,927 miles, which matches the advertised 54,500 miles.

Advertised mileage is about 2,500 miles higher than the median mileage of a 2018 Mercedes-Benz G Class on AskCar.

Similar cars

10 other 2018 Mercedes-Benz G Class AMG 4.0 petrol automatic SUVs are for sale at UK dealers, from £99,500 to £165,950, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, black. Mileage: 55,000 miles. Price: £119,995, £13,500 more than this car. Dealer: TCC Essex in Hainault. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-6f504557a718
• 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, blue. Mileage: 55,266 miles. Price: £104,490, £2,005 less than this car. Dealer: Marshall Motor Group Lamborghini Poole in Poole. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-12df1008446b
• 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, black. Mileage: 61,000 miles. Price: £119,995, £13,500 more than this car. Dealer: Middlesex Motors in Hillingdon. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-09325ec08c89

• The nearest: 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, blue, 8 miles from this car. Mileage: 47,000 miles. Price: £116,995, £10,500 more than this car. Dealer: GB Vehicles in Edgware. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-ccfa7d7c5a44