2018 Mercedes-Benz C Class 2.1 AMG Line

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line
• Version: 2.1 AMG Line Auto Euro 6 4dr
• Year: 2018
• Mileage: 76,905 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.1 litres
• Gearbox: Automatic
• Colour: Silver
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mercedes-Benz C Class AMG Line has covered 76,905 miles, around 11,200 more miles than is typical for its age. Priced at £13,995, it is advertised £1,092 above the AskCar estimate of £12,903. To work out the AskCar estimate, we analyse UK dealer adverts for 4,635 Mercedes-Benz C Class cars across different ages and specifications. The asking price is now £800 lower than when we first recorded the advert 42 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sandown Group Mercedes-Benz of Basingstoke, based in Basingstoke. 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

Above the going rate: £1,092 (8%) over the AskCar estimate of £12,903.

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 £14,795. Its asking price is now £13,995, £800 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 24 September 2026: £14,795
• 3 October 2026: £14,495
• 13 October 2026: £14,295
• 20 October 2026: £13,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 23 January 2027.

It failed its MOT on 22 January 2026 (nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 67,670 miles, which matches the advertised 76,905 miles.

Advertised mileage is about 11,200 miles higher than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

21 other 2018 Mercedes-Benz C Class AMG Line 2.1 diesel automatic saloons are for sale at UK dealers, from £10,548 to £15,495, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel saloon, silver. Mileage: 78,633 miles. Price: £11,990, £2,005 less than this car. Dealer: Mazz Motors in Kingston upon Thames. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-5e85af901cc7
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel saloon, white. Mileage: 75,000 miles. Price: £12,850, £1,145 less than this car. Dealer: Cambridgeshire Motor House in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-c548d7cc308f
• 2018 Mercedes-Benz C Class AMG Line, 2.1 diesel saloon, grey. Mileage: 79,110 miles. Price: £11,348, £2,647 less than this car. Dealer: Crescent Cars in Arlesey. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-ca9acd874c01