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) 2dr (254 bhp)
• Year: 2018
• Mileage: 45,493 miles
• Fuel: Petrol
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Grey
• CO2: 147 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 45,493 miles, this 2018 Mercedes-Benz C Class AMG Line has covered about 19,700 fewer miles than other 2018 Mercedes-Benz C Class cars. The AskCar estimate for this car is £16,976. It is priced at £17,950, which is £974 above that estimate. The AskCar estimate uses 4,645 UK dealer adverts for the Mercedes-Benz C Class, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 50 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is J S Exclusive Motors, based in Milton Keynes. 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: £974 (5%) over the AskCar estimate of £16,976.

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 2.0 petrol engine is typically advertised at £14,000: the median of the 165 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 50 days.

Price history

AskCar first saw this advert on 17 September 2026 at £17,950. 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 24 June 2027.

It failed its MOT on 26 May 2026 (nearside rear brake hose excessively twisted) and passed 3 days later, on 29 May 2026.

Advisories at the latest test: nearside rear inner tyre worn close to legal limit/worn on edge.

Mileage at that test: 44,658 miles, which matches the advertised 45,493 miles.

Advertised mileage is about 19,700 miles lower than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

Similar cars

7 other 2018 Mercedes-Benz C Class AMG Line 2.0 petrol automatic coupes are for sale at UK dealers, from £12,980 to £19,950, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol coupe, black. Mileage: 38,230 miles. Price: £16,598, £1,352 less than this car. Dealer: Your Car Supermarket in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-d3205db01cb1
• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol coupe, white. Mileage: 52,938 miles. Price: £14,555, £3,395 less than this car. Dealer: The Car Range in Doncaster. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-df30ed303be3
• 2018 Mercedes-Benz C Class AMG Line, 2.0 petrol coupe, red. Mileage: 26,991 miles. Price: £19,950, £2,000 more than this car. Dealer: Parkway Motor Group in Edwinstowe. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2018-101845298eec