2021 Mercedes-Benz G Class
2.9 G400d AMG Line Premium 9G-Tronic 4WD Euro 6 5dr (325 bhp)
£96,500
Fair price: within 8% of the typical £97,368 for this model, age and mileage, drawing on 407 adverts of this make and model.
Overview
- Make
- Mercedes-Benz
- Model
- G Class
- Trim
- AMG LINE PREMIUM
- Version
- 2.9 G400d AMG Line Premium 9G-Tronic 4WD Euro 6 5dr (325 bhp)
- Mileage
- 50,429 miles
- Year
- 2021
- Fuel type
- Diesel
- Body type
- SUV
- Engine
- 2.9 L
- Gearbox
- Automatic
- Power
- 325 bhp
- Seats
- 5
- CO2
- 289 g/km
- Colour
- Blue
- Doors
- 5
- Driven wheels
- Four Wheel Drive
- Gearbox version
- 9G-Tronic
- Engine badge
- G400d
- Emissions standard
- Euro 6
About this car
At 50,429 miles, this 2021 Mercedes-Benz G Class AMG Line Premium has covered about 14,300 more miles than other 2021 Mercedes-Benz G Class cars. The dealer is asking £96,500, which is £868 below our market estimate of £97,368. Our estimate draws on 407 Mercedes-Benz G Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 45 days ago, and its asking price has since fallen by £7,500. MOT records show an expiry date of 28 May 2027, and the latest recorded mileage is consistent with the advert. It is for sale at Sytner Group Mercedes-Benz of West London in Brentford.
Stock data from 22 October 2026.
Price history
First seen on 8 September 2026, 45 days ago. Advert duration calculated on 23 October 2026. Net asking-price reduction: £7,500 from the first recorded £104,000. 5 price reductions recorded, the latest observed on 20 October 2026.
| Date observed | Asking price |
|---|---|
| 8 September 2026 | £104,000 |
| 12 September 2026 | £99,500 |
| 24 September 2026 | £98,500 |
| 3 October 2026 | £98,250 |
| 11 October 2026 | £97,500 |
| 20 October 2026 | £96,500 |
| 22 October 2026 | £96,500 |
Price and mileage comparison
Estimated market asking price: £97,368. The asking price is £868 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 407 adverts of this make and model across different ages and specifications.
Advertised mileage is approximately 14,300 miles higher than typical for a 2021 Mercedes-Benz G Class.
The advertised mileage is consistent with the last MOT reading.
MOT
MOT valid until 28 May 2027. 48,006 miles at the last test.
7 other cars with the same year, trim, gearbox and fuel are for sale from £74,995 to £124,995.
| Asking price | Mileage |
|---|---|
| £74,995 | 102,000 miles |
| £87,989 | 66,000 miles |
| £89,948 | 58,000 miles |
| £89,990 | 66,552 miles |
| £92,999 | 55,000 miles |
These cars have covered 36,743–102,000 miles, compared with 50,429 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 · 2021 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
- 2021 Mercedes-Benz G Class photo 1
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- 2021 Mercedes-Benz G Class photo 21