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: 55,000 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 55,000 miles on the clock, this 2018 Mercedes-Benz G Class AMG has done roughly 3,000 more miles than a typical 2018 Mercedes-Benz G Class. Its asking price of £119,995 is £13,215 above the AskCar estimate of £106,780. 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 66 days ago. Its asking price has since fallen by £10,000. The government's MOT record matches its advertised mileage. It is advertised by TCC Essex in Ilford. 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

Above the going rate: £13,215 (12%) over the AskCar estimate of £106,780.

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 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 7 November 2026.

Time on sale

This 2018 Mercedes-Benz G Class has been on sale for at least 66 days.

Price history

AskCar first saw this advert on 2 September 2026 at £129,995. Its asking price is now £119,995, £10,000 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 2 September 2026: £129,995
• 9 September 2026: £129,950
• 30 September 2026: £124,995
• 28 October 2026: £119,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 14 July 2027.

It has had 6 MOTs. The latest, on 15 July 2026, passed.

Advisories at the latest test: nearside front tyre worn close to legal limit/worn on edge; offside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 54,772 miles, which matches the advertised 55,000 miles.

Advertised mileage is about 3,000 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 7 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, blue. Mileage: 55,266 miles. Price: £104,490, £15,505 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: 54,500 miles. Price: £106,495, £13,500 less than this car. Dealer: Reverie Autos in Hatfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-65a44c636dc0
• 2018 Mercedes-Benz G Class AMG, 4.0 petrol SUV, black. Mileage: 61,000 miles. Price: £119,995, the same price as 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, 16 miles from this car. Mileage: 47,000 miles. Price: £116,995, £3,000 less than this car. Dealer: GB Vehicles in Edgware. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2018-ccfa7d7c5a44