2018 Mercedes-Benz C Class 2.0 C300 AMG Line

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line
• Version: 2.0 C300 AMG Line G-Tronic+ RWD Euro 6 (s/s) 4dr (254 bhp)
• Year: 2018
• Mileage: 71,402 miles
• Fuel: Petrol
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Mercedes-Benz C Class AMG Line has covered 71,402 miles, around 5,400 more miles than is typical for its age. The dealer is asking £14,000, which is £298 below the AskCar estimate of £14,298. To work out the AskCar estimate, we analyse UK dealer adverts for 4,622 Mercedes-Benz C Class cars across different ages and specifications. This car was first seen in our listings data 21 days ago. The government's MOT record matches its advertised mileage. You can find this car at Hamlet Cars in Welwyn Garden City. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £298 (2%) under the AskCar estimate of £14,298.

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 4,622 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 7 November 2026.

A 2018 Mercedes-Benz C Class with the 2.0 petrol engine is typically advertised at £14,000: the median of the 166 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Mercedes-Benz C Class has been on sale for at least 21 days.

Price history

AskCar first saw this advert on 17 October 2026 at £14,000. 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 7 November 2026: valid until 4 September 2027.

It has had 6 MOTs. The latest, on 22 August 2026, passed.

Advisories at the latest test: offside front shock absorbers has light misting of oil; rear brake pad(s) wearing thin.

Mileage at that test: 71,078 miles, which matches the advertised 71,402 miles.

Advertised mileage is about 5,400 miles higher than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

5 other 2018 Mercedes-Benz C Class AMG Line 2.0 petrol automatic saloons are for sale at UK dealers, from £11,490 to £16,995, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol saloon, grey. Mileage: 65,458 miles. Price: £11,490, £2,510 less than this car. Dealer: Bilston Motors in Bilston. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-deb64c320397
• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol saloon, black. Mileage: 57,820 miles. Price: £13,050, £950 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-fdd86b39e279
• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol saloon, black. Mileage: 86,839 miles. Price: £12,700, £1,300 less than this car. Dealer: Carworld Car Supermarket in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-726a1fe1f8d1