2025 Mercedes-Benz GLS 3.0 GLS450dh MHEV AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLS
• Trim: AMG Line Premium Plus
• Version: 3.0 GLS450dh Mhev AMG Line Premium Plus G-Tronic 4WD Euro 6 (s/s) 5dr (382 bhp)
• Year: 2025
• Mileage: 4,602 miles
• Fuel: Diesel, mild hybrid
• Body: SUV, 5 doors, 7 seats
• Engine: 3.0 litres, 382 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 222 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Mercedes-Benz GLS AMG Line Premium Plus is advertised with 4,602 miles on the clock. The AskCar estimate for this car is £73,169. It is priced at £71,995, which is £1,174 below that estimate. The AskCar estimate uses UK dealer asking prices, including 143 Mercedes-Benz GLS adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 101 days ago. Its asking price has since fallen by £5,000. It is advertised by House Of Motors in Romford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,174 (1%) under the AskCar estimate of £73,169.

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 143 priced Mercedes-Benz GLS adverts across different ages and specifications, as of 8 November 2026.

A 2025 Mercedes-Benz GLS with the 3.0 diesel engine is typically advertised at £71,700: the median of the 18 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2025 Mercedes-Benz GLS has been on sale for at least 101 days.

Price history

AskCar first saw this advert on 30 July 2026 at £76,995. Its asking price is now £71,995, £5,000 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 30 July 2026: £76,995
• 8 August 2026: £75,995
• 29 August 2026: £74,995
• 4 October 2026: £71,995
• 25 October 2026: £74,995
• 26 October 2026: £71,995

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,400 miles lower than the median mileage of a 2025 Mercedes-Benz GLS on AskCar.

Similar cars

10 other 2025 Mercedes-Benz GLS AMG Line Premium Plus 3.0 diesel automatic SUVs are for sale at UK dealers, from £67,990 to £83,640, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2025 Mercedes-Benz GLS AMG Line Premium Plus, 3.0 diesel SUV, black. Mileage: 4,304 miles. Price: £72,990, £995 more than this car. Dealer: JCT600 Doncaster Audi in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-5f2a46b4bc6c
• 2025 Mercedes-Benz GLS AMG Line Premium Plus, 3.0 diesel SUV, black. Mileage: 5,394 miles. Price: £70,999, £996 less than this car. Dealer: Lookers Mercedes-Benz of Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-33a2aa10c7b0
• 2025 Mercedes-Benz GLS AMG Line Premium Plus, 3.0 diesel SUV, black. Mileage: 3,318 miles. Price: £69,999, £1,996 less than this car. Dealer: cinch in Bolton. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-87b3eda9ad5c

• The nearest: 2025 Mercedes-Benz GLS AMG Line Premium Plus, 3.0 diesel SUV, black, 28 miles from this car. Mileage: 9,006 miles. Price: £68,490, £3,505 less than this car. Dealer: Group 1 Automotive Mercedes-Benz of Stevenage in Stevenage. AskCar page: https://askcar.co.uk/car/mercedes-benz-gls-2025-d5d0e7115aab