2020 Mercedes-Benz G Class
4.0 G63 V8 BiTurbo AMG Auto 4WD Euro 6 (s/s) 5dr SpdS+9GT (577 bhp)
£119,995
Fair price: within 8% of the typical £128,862 for this model, age and mileage, drawing on 408 adverts of this make and model.
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
- 40,916 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 is advertised with 40,916 miles, approximately 4,300 below the typical mileage for its age. Its asking price of £119,995 is £8,867 below our estimate of £128,862. We use UK dealer asking prices, including 408 Mercedes-Benz G Class listings, and account for the car’s age, mileage and specification. This car was first seen in our listings data 121 days ago. Our latest MOT record expired on 7 August 2026. Check the current position with the dealer. Our comparison with the latest MOT reading has not flagged a mileage discrepancy. The seller is FLX Automotive, based in Enfield.
Stock data from 23 October 2026.
Price history
First seen on 25 June 2026, 121 days ago. Advert duration calculated on 24 October 2026.
| Date observed | Asking price |
|---|---|
| 25 June 2026 | £119,995 |
| 7 July 2026 | £119,995 |
| 23 October 2026 | £119,995 |
Price and mileage comparison
Estimated market asking price: £128,862. The asking price is £8,867 below this estimate.
The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.
The pricing calculation includes 408 adverts of this make and model across different ages and specifications.
Advertised mileage is approximately 4,300 miles lower than typical for a 2020 Mercedes-Benz G Class.
The advertised mileage is consistent with the last MOT reading.
The recorded MOT has expired; ask the dealer for an up-to-date MOT.
MOT
MOT valid until 7 August 2026. 36,362 miles at the last test.
24 other cars with the same year, trim, gearbox and fuel are for sale from £107,894 to £240,000.
| Asking price | Mileage |
|---|---|
| £107,894 | 71,008 miles |
| £108,949 | 75,000 miles |
| £109,990 | 60,300 miles |
| £109,995 | 67,500 miles |
| £114,995 | 69,000 miles |
These cars have covered 3,506–75,000 miles, compared with 40,916 miles for this car.
Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.
Browse all Mercedes-Benz G Class cars for sale · 2020 Mercedes-Benz G Class price guide
How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.
Vehicle photos
- 2020 Mercedes-Benz G Class photo 1
- 2020 Mercedes-Benz G Class photo 2
- 2020 Mercedes-Benz G Class photo 3
- 2020 Mercedes-Benz G Class photo 4
- 2020 Mercedes-Benz G Class photo 5
- 2020 Mercedes-Benz G Class photo 6
- 2020 Mercedes-Benz G Class photo 7
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