2018 Mercedes-Benz C Class 2.1 C250d AMG Line

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line
• Version: 2.1 C250d AMG Line G-Tronic+ RWD Euro 6 (s/s) 2dr (201 bhp)
• Year: 2018
• Mileage: 73,078 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 120 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mercedes-Benz C Class AMG Line has covered 73,078 miles, around 7,400 more miles than is typical for its age. The dealer is asking £14,200, which is £139 below the AskCar estimate of £14,339. To work out the AskCar estimate, we analyse UK dealer adverts for 4,635 Mercedes-Benz C Class cars across different ages and specifications. Since we first spotted the advert 42 days ago, the asking price has dropped by £295. We checked its advertised mileage against the government's MOT record, and they match. It is for sale at SLF Car Sales in Bexleyheath. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £139 (under 1%) under the AskCar estimate of £14,339.

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 4,635 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 5 November 2026.

A 2018 Mercedes-Benz C Class with the 2.1 diesel engine is typically advertised at £14,000: the median of the 203 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2018 Mercedes-Benz C Class has been on sale for at least 42 days.

Price history

AskCar first saw this advert on 24 September 2026 at £14,495. Its asking price is now £14,200, £295 less. The latest price cut was seen on 7 October 2026.

Price changes recorded:

• 24 September 2026: £14,495
• 7 October 2026: £14,200

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 25 March 2027.

It failed its MOT on 26 March 2026 (windscreen washer not working) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 69,822 miles, which matches the advertised 73,078 miles.

Advertised mileage is about 7,400 miles higher than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

17 other 2018 Mercedes-Benz C Class AMG Line 2.1 diesel automatic coupes are for sale at UK dealers, from £9,500 to £18,995, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel coupe, white. Mileage: 70,000 miles. Price: £14,000, £200 less than this car. Dealer: Mylson in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-e75cd5f6babe
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel coupe, red. Mileage: 81,337 miles. Price: £12,499, £1,701 less than this car. Dealer: Stonebridge Motors North East in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-a3d3a3495ece
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel coupe, silver. Mileage: 58,500 miles. Price: £13,499, £701 less than this car. Dealer: Carpoint UK Motor Company in Newport. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-19271427d934

• The nearest: 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel coupe, blue, 17 miles from this car. Mileage: 49,510 miles. Price: £15,850, £1,650 more than this car. Dealer: Car Planet Barnet in Barnet. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-cff442d507fe