2018 Mercedes-Benz C Class 2.1 C220d AMG Line

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line
• Version: 2.1 C220d AMG Line G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (168 bhp)
• Year: 2018
• Mileage: 57,000 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.1 litres, 168 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 126 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 57,000 miles on the clock, this 2018 Mercedes-Benz C Class AMG Line has done roughly 8,700 fewer miles than a typical 2018 Mercedes-Benz C Class. The AskCar estimate for this car is £15,590. It is priced at £15,990, which is £400 above that estimate. The AskCar estimate uses 4,635 UK dealer adverts for the Mercedes-Benz C Class, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 136 days ago, and its asking price has since fallen by £1,000. Its advertised mileage matches the government's MOT record. You can find this car at SR Motor Company in Glasgow. 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: £400 (2%) over the AskCar estimate of £15,590.

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 136 days.

Price history

AskCar first saw this advert on 22 June 2026 at £16,990. Its asking price is now £15,990, £1,000 less. The latest price cut was seen on 3 October 2026.

Price changes recorded:

• 23 June 2026: £16,990
• 3 October 2026: £15,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 24 January 2027.

It has had 6 MOTs. The latest, on 21 January 2026, passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both front's slight wearing on edge; front brake disc worn, pitted or scored, but not seriously weakened both front's slight scoring; rear brake disc worn, pitted or scored, but not seriously weakened both rear's slight scoring; and 1 more.

Mileage at that test: 55,413 miles, which matches the advertised 57,000 miles.

Advertised mileage is about 8,700 miles lower than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

13 other 2018 Mercedes-Benz C Class AMG Line 2.1 diesel automatic convertibles are for sale at UK dealers, from £12,449 to £19,695, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel convertible, white. Mileage: 54,247 miles. Price: £15,450, £540 less than this car. Dealer: M B Cars London in St Albans. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-8457143a918c
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel convertible, blue. Mileage: 50,264 miles. Price: £15,490, £500 less than this car. Dealer: East Kilbride Used Car Centre in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-ce5d6946519a
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel convertible, silver. Mileage: 49,780 miles. Price: £16,290, £300 more than this car. Dealer: Dace Motor Company - Trading Standards Approved in Stockport. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-d9577abe00c5