2018 Mercedes-Benz CLS 2.9 CLS350d AMG Line Premium Plus
Price: £19,995. Good value: £2,071 (9%) under the AskCar estimate of £22,066, our expected asking price for this car from its model, age, mileage and specification, drawing on 305 priced Mercedes-Benz CLS adverts on AskCar as of 9 November 2026.
AskCar lists 322 used Mercedes-Benz CLS from 263 UK dealerships, as of 9 November 2026.
Overview
- Make: Mercedes-Benz
- Model: CLS
- Trim: AMG Line Premium Plus
- Version: 2.9 CLS350d AMG Line Premium Plus G-Tronic 4WD Euro 6 (s/s) 4dr Coupe (282 bhp)
- Year: 2018
- Mileage: 53,120 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.9 litres, 282 bhp
- Gearbox: Automatic (G-Tronic)
- Drive: Four-wheel drive
- Colour: Black
- CO2: 156 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Mercedes-Benz CLS AMG Line Premium Plus has covered 53,120 miles, around 28,200 fewer miles than is typical for its age. The dealer is asking £19,995, which is £2,071 below the AskCar estimate of £22,066. To work out the AskCar estimate, we analyse UK dealer adverts for 305 Mercedes-Benz CLS cars across different ages and specifications. We have tracked this advert for 58 days. It is advertised by Ecomotive in Uxbridge. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 9 November 2026.
Price
Good value: £2,071 (9%) under the AskCar estimate of £22,066.
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 305 priced Mercedes-Benz CLS adverts across different ages and specifications, as of 9 November 2026.
A 2018 Mercedes-Benz CLS with the 2.9 diesel engine is typically advertised at £20,000: the median of the 16 for sale on AskCar, as of 9 November 2026.
Time on sale
This 2018 Mercedes-Benz CLS has been on sale for at least 58 days.
Price history
AskCar first saw this advert on 12 September 2026 at £19,995. Its asking price has not changed.
Mileage and MOT
Advertised mileage is about 28,200 miles lower than the median mileage of a 2018 Mercedes-Benz CLS on AskCar.
Similar cars
4 other 2018 Mercedes-Benz CLS AMG Line Premium Plus 2.9 diesel automatic saloons are for sale at UK dealers, from £16,980 to £22,999, as of 9 November 2026.
The 3 closest to this car in mileage:
- 2018 Mercedes-Benz CLS AMG Line Premium Plus, 2.9 diesel saloon, black. Mileage: 50,000 miles. Price: £22,999, £3,004 more than this car. Dealer: Woburn Autos in Leighton Buzzard. AskCar page: https://askcar.co.uk/car/mercedes-benz-cls-2018-95072fec90af
- 2018 Mercedes-Benz CLS AMG Line Premium Plus, 2.9 diesel saloon, black. Mileage: 46,003 miles. Price: £22,090, £2,095 more than this car. Dealer: Vantage Motor Group in Leeds. AskCar page: https://askcar.co.uk/car/mercedes-benz-cls-2018-b9147ff5ea3b
- 2018 Mercedes-Benz CLS AMG Line Premium Plus, 2.9 diesel saloon, grey. Mileage: 83,553 miles. Price: £16,980, £3,015 less than this car. Dealer: dreamspec in Cardiff. AskCar page: https://askcar.co.uk/car/mercedes-benz-cls-2018-f00bd58f7bb9
Browse all Mercedes-Benz CLS cars for sale · 2018 Mercedes-Benz CLS price guide
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Photos
49 photos of this car are on its AskCar page.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.