2020 Mercedes-Benz C Class 2.0 C300d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line Premium
• Version: 2.0 C300d AMG Line Premium G-Tronic+ RWD Euro 6 (s/s) 2dr (242 bhp)
• Year: 2020
• Mileage: 31,400 miles
• Fuel: Diesel
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz C Class AMG Line Premium has covered 31,400 miles, around 16,600 fewer miles than is typical for its age. The AskCar estimate for this car is £21,500. It is priced at £20,990, which is £510 below that estimate. The AskCar estimate uses UK dealer asking prices, including 4,635 Mercedes-Benz C Class adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records 13 days ago. The government's MOT record matches its advertised mileage. You can find this car at S James Prestige in Stamford. 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: £510 (2%) under the AskCar estimate of £21,500.

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 2020 Mercedes-Benz C Class with the 2.0 diesel engine is typically advertised at £18,000: the median of the 135 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2020 Mercedes-Benz C Class has been on sale for at least 13 days.

Price history

AskCar first saw this advert on 23 October 2026 at £20,990. 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 5 November 2026: valid until 16 February 2027.

It has had 4 MOTs. The latest, on 7 February 2026, passed.

Advisories at the latest test: nearside front suspension arm ball joint has slight play spring control arm.

Mileage at that test: 26,885 miles, which matches the advertised 31,400 miles.

Advertised mileage is about 16,600 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.

Similar cars

6 other 2020 Mercedes-Benz C Class AMG Line Premium 2.0 diesel automatic coupes are for sale at UK dealers, from £15,499 to £21,499, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel coupe, red. Mileage: 39,397 miles. Price: £18,395, £2,595 less than this car. Dealer: Motor Trust UK Garstang in Preston. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-3c2d49a3414e
• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel coupe, black. Mileage: 42,506 miles. Price: £18,199, £2,791 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-0bf13701f632
• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel coupe, black. Mileage: 43,341 miles. Price: £21,499, £509 more than this car. Dealer: RPM Motors (N.I.) in Belfast. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-07b53f6c84b2