2020 Mercedes-Benz G Class 4.0 G63 V8 BiTurbo AMG
Version: 4.0 G63 V8 BiTurbo AMG Auto 4WD Euro 6 (s/s) 5dr SpdS+9GT (577 bhp)
Price: £114,995. Fair price: £3,260 (2%) over the AskCar estimate of £111,735, our expected asking price for this car from its model, age, mileage and specification, drawing on 399 priced Mercedes-Benz G Class adverts on AskCar as of 31 October 2026.
AskCar lists 462 used Mercedes-Benz G Class from 272 UK dealerships, as of 31 October 2026.
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)
- Mileage
- 64,595 miles
- Year
- 2020
- Fuel type
- Petrol
- Body type
- SUV
- Engine
- 4.0 L
- Gearbox
- Automatic
- Power
- 577 bhp
- Seats
- 5
- CO2
- 299 g/km
- Colour
- Black
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Engine badge
- G63 V8 BiTurbo
- Emissions standard
- Euro 6
About this car
This 2020 Mercedes-Benz G Class AMG has covered 64,595 miles, around 19,400 more miles than is typical for its age. The AskCar estimate for this car is £111,735. It is priced at £114,995, which is £3,260 above that estimate. The AskCar estimate draws on 399 Mercedes-Benz G Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 1 day ago. The latest MOT record shows an expiry date of 6 September 2027, with the advertised mileage consistent with the recorded reading. You can find this car at MH Performance in Bradford.
Stock data as of 31 October 2026.
Price history
AskCar first saw this advert on 30 October 2026, 1 day ago.
| Date observed | Asking price |
|---|---|
| 30 October 2026 | £114,995 |
| 31 October 2026 | £114,995 |
Price and mileage comparison
Fair price: £3,260 (2%) over the AskCar estimate of £111,735.
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 399 priced Mercedes-Benz G Class adverts across different ages and specifications, as of 31 October 2026.
Advertised mileage is about 19,400 miles higher than the median mileage of a 2020 Mercedes-Benz G Class on AskCar.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT: valid until 6 September 2027. 63,749 miles at the last test.
Other matching cars
26 other 2020 Mercedes-Benz G Class AMG automatic petrol cars are for sale at UK dealers from £108,949 to £240,000, as of 31 October 2026.
The 5 cheapest:
- 2020 Mercedes-Benz G Class. Price: £108,949. Mileage: 75,000 miles. Dealer: A1 Ortos in Oldham. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-880d642b56ae
- 2020 Mercedes-Benz G Class. Price: £109,894. Mileage: 73,008 miles. Dealer: The Gemini Group in Nottingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-c288bc452c9e
- 2020 Mercedes-Benz G Class. Price: £109,990. Mileage: 60,300 miles. Dealer: Halesowen Trade Centre in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-d88c108f2d0d
- 2020 Mercedes-Benz G Class. Price: £114,995. Mileage: 69,000 miles. Dealer: Harentor Cars in St Albans. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-22db036e53e5
- 2020 Mercedes-Benz G Class. Price: £116,990. Mileage: 46,600 miles. Dealer: Southport Motor Company in Southport. AskCar page: https://askcar.co.uk/car/mercedes-benz-g-class-2020-72ae41b24384
The 26 matching cars have covered 3,506 to 75,000 miles, compared with 64,595 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.
Browse all Mercedes-Benz G Class cars for sale · 2020 Mercedes-Benz G Class price guide
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Photos
68 photos of this car are on its AskCar page.
How to contact the dealer and its opening hours are on this AskCar page.
As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.