2018 Mercedes-Benz C Class 2.1 C250d AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line Premium Plus
• Version: 2.1 C250d AMG Line Premium Plus G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (201 bhp)
• Year: 2018
• Mileage: 84,840 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 84,840 miles on the clock, this 2018 Mercedes-Benz C Class AMG Line Premium Plus has done roughly 19,600 more miles than a typical 2018 Mercedes-Benz C Class. Priced at £13,990, it is advertised £151 above the AskCar estimate of £13,839. To work out the AskCar estimate, we analyse UK dealer adverts for 4,645 Mercedes-Benz C Class cars across different ages and specifications. This car was first seen in our listings data 57 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Cars Direct Peterborough, based in Peterborough. 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: £151 (1%) over the AskCar estimate of £13,839.

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 4,645 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 6 November 2026.

A 2018 Mercedes-Benz C Class with the 2.1 diesel engine is typically advertised at £14,000: the median of the 202 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2018 Mercedes-Benz C Class has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 10 September 2026 at £13,990. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 2 September 2027.

It has had 7 MOTs. The latest, on 3 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 84,768 miles, which matches the advertised 84,840 miles.

Advertised mileage is about 19,600 miles higher than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

12 other 2018 Mercedes-Benz C Class AMG Line Premium Plus 2.1 diesel automatic convertibles are for sale at UK dealers, from £13,400 to £18,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line Premium Plus, 2.1 diesel convertible, silver. Mileage: 82,636 miles. Price: £13,400, £590 less than this car. Dealer: CMC Automotive in Stockport. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-7ff18a6259bc
• 2018 Mercedes-Benz C Class AMG Line Premium Plus, 2.1 diesel convertible, grey. Mileage: 78,038 miles. Price: £13,551, £439 less than this car. Dealer: JCT600 Approved South Leeds in Batley. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-9cbce66fd2a7
• 2018 Mercedes-Benz C Class AMG Line Premium Plus, 2.1 diesel convertible, grey. Mileage: 73,458 miles. Price: £13,995, the same price as this car. Dealer: Drews Motor Company in Hurst. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-a27a455c4507

• The nearest: 2018 Mercedes-Benz C Class AMG Line Premium Plus, 2.1 diesel convertible, grey, 55 miles from this car. Mileage: 39,000 miles. Price: £17,995, £4,005 more than this car. Dealer: S J Peters in Sudbury. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-15186aa09df0