2018 Mercedes-Benz S Class 2.9 S350Ld AMG Line Executive Premium Plus
Price: £29,500. Fair price: £893 (3%) over the AskCar estimate of £28,607, our expected asking price for this car from its model, age, mileage and specification, drawing on 565 priced Mercedes-Benz S Class adverts on AskCar as of 6 November 2026.
AskCar lists 633 used Mercedes-Benz S Class from 448 UK dealerships, as of 6 November 2026.
Overview
- Make: Mercedes-Benz
- Model: S Class
- Trim: AMG Line Executive Premium Plus
- Version: 2.9 S350Ld AMG Line AMG Line Executive Premium Plus G-Tronic+ RWD Euro 6 (s/s) 4dr (Executive, Premium Plus) (282 bhp)
- Year: 2018
- Mileage: 80,000 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.9 litres, 282 bhp
- Gearbox: Automatic (G-Tronic+)
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 156 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Mercedes-Benz S Class AMG Line Executive Premium Plus has covered 80,000 miles, around 3,200 more miles than is typical for its age. Priced at £29,500, it is advertised £893 above the AskCar estimate of £28,607. To work out the AskCar estimate, we analyse UK dealer adverts for 565 Mercedes-Benz S Class cars across different ages and specifications. We have tracked this advert for 87 days. The seller is Alpha Group 1, based in Barking. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 6 November 2026.
Price
Fair price: £893 (3%) over the AskCar estimate of £28,607.
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 2018 Mercedes-Benz S Class with the 2.9 diesel engine is typically advertised at £24,000: the median of the 50 for sale on AskCar, as of 6 November 2026.
Time on sale
This 2018 Mercedes-Benz S Class has been on sale for at least 87 days.
Price history
AskCar first saw this advert on 11 August 2026 at £29,500. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 3,200 miles higher than the median mileage of a 2018 Mercedes-Benz S Class on AskCar.
Similar cars
7 other 2018 Mercedes-Benz S Class AMG Line Executive Premium Plus 2.9 diesel automatic saloons are for sale at UK dealers, from £16,495 to £37,995, as of 6 November 2026.
The 3 closest to this car in mileage:
- 2018 Mercedes-Benz S Class AMG Line Executive Premium Plus, 2.9 diesel saloon, blue. Mileage: 77,700 miles. Price: £25,000, £4,500 less than this car. Dealer: Reverie Autos in Hatfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2018-9b18a618924a
- 2018 Mercedes-Benz S Class AMG Line Executive Premium Plus, 2.9 diesel saloon, black. Mileage: 94,000 miles. Price: £24,899, £4,601 less than this car. Dealer: X-Drive Motors in Leicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2018-0302c8593cfc
- 2018 Mercedes-Benz S Class AMG Line Executive Premium Plus, 2.9 diesel saloon, grey. Mileage: 58,000 miles. Price: £23,995, £5,505 less than this car. Dealer: Car Station in Epping. AskCar page: https://askcar.co.uk/car/mercedes-benz-s-class-2018-eed1de7aef38
Browse all Mercedes-Benz S Class cars for sale · 2018 Mercedes-Benz S Class price guide
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Photos
49 photos of this car are on its AskCar page.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.