2025 Mercedes-Benz S Class 3.0 AMG Line

Overview

• Make: Mercedes-Benz
• Model: S Class
• Trim: AMG Line
• Version: 3.0 S450d L AMG Line 9G-Tronic 4WD Euro 6 4dr Prem + Exec (361 bhp)
• Year: 2025
• Mileage: 20,125 miles
• Fuel: Diesel, mild hybrid
• Body: Saloon, 4 doors, 5 seats
• Engine: 3.0 litres, 361 bhp
• Gearbox: Automatic (9G-Tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 178 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 20,125 miles, this 2025 Mercedes-Benz S Class AMG Line has covered about 7,400 more miles than other 2025 Mercedes-Benz S Class cars. The AskCar estimate for this car is £81,490. It is priced at £77,998, which is £3,492 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 565 Mercedes-Benz S Class cars across different ages and specifications. We first saw this car advertised 148 days ago. Its asking price has since fallen by £7,000. The seller is Arnold Clark Mercedes-Benz Of Perth, based in Perth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £3,492 (4%) under the AskCar estimate of £81,490.

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 565 priced Mercedes-Benz S Class adverts across different ages and specifications, as of 6 November 2026.

A 2025 Mercedes-Benz S Class with the 3.0 diesel engine is typically advertised at £80,000: the median of the 22 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2025 Mercedes-Benz S Class has been on sale for at least 148 days.

Price history

AskCar first saw this advert on 11 June 2026 at £84,998. Its asking price is now £77,998, £7,000 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 17 June 2026: £84,998
• 31 July 2026: £82,998
• 22 August 2026: £79,998
• 21 September 2026: £78,998
• 21 October 2026: £77,998

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 7,400 miles higher than the median mileage of a 2025 Mercedes-Benz S Class on AskCar.

Similar cars

4 other 2025 Mercedes-Benz S Class AMG Line 3.0 diesel automatic saloons are for sale at UK dealers, from £76,799 to £89,900, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2025 Mercedes-Benz S Class AMG Line, 3.0 diesel saloon, black. Mileage: 18,762 miles. Price: £76,799, £1,199 less than this car. Dealer: Lookers Mercedes-Benz of Worcester in Worcester. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2025-6e318140d586
• 2025 Mercedes-Benz S Class AMG Line, 3.0 diesel saloon, grey. Mileage: 7,682 miles. Price: £89,900, £11,902 more than this car. Dealer: Listers Mercedes-Benz of Boston in Boston. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2025-f3f330e2542f
• 2025 Mercedes-Benz S Class AMG Line, 3.0 diesel saloon, black. Mileage: 5,322 miles. Price: £81,990, £3,992 more than this car. Dealer: Stratstone Mercedes-Benz of Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2025-600b728e9eee