2020 Mercedes-Benz C Class 2.0 AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line Premium
• Version: 2.0 AMG Line Premium Auto RWD Euro 6 2dr
• Year: 2020
• Mileage: 20,002 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Silver
• CO2: 148 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 20,002 miles on the clock, this 2020 Mercedes-Benz C Class AMG Line Premium has done roughly 28,000 fewer miles than a typical 2020 Mercedes-Benz C Class. The AskCar estimate for this car is £21,589. It is priced at £23,700, which is £2,111 above that estimate. The AskCar estimate draws on 4,622 Mercedes-Benz C Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 32 days ago, and its asking price has since fallen by £290. Its advertised mileage matches the government's MOT record. The seller is Group 1 Automotive Mercedes-Benz of Nottingham, based in Nottingham. 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

Above the going rate: £2,111 (9%) over the AskCar estimate of £21,589.

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 2020 Mercedes-Benz C Class with the 2.0 diesel engine is typically advertised at £17,700: the median of the 130 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz C Class has been on sale for at least 32 days.

Price history

AskCar first saw this advert on 6 October 2026 at £23,990. Its asking price is now £23,700, £290 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 6 October 2026: £23,990
• 14 October 2026: £24,290
• 17 October 2026: £23,990
• 22 October 2026: £23,790
• 30 October 2026: £23,990
• 6 November 2026: £23,700

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 15 September 2027.

It has had 4 MOTs. The latest, on 1 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 19,646 miles, which matches the advertised 20,002 miles.

Advertised mileage is about 28,000 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.

Similar cars

7 other 2020 Mercedes-Benz C Class AMG Line Premium 2.0 diesel automatic convertibles are for sale at UK dealers, from £15,682 to £21,695, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel convertible, grey. Mileage: 32,575 miles. Price: £21,499, £2,201 less than this car. Dealer: Kennedy Bros in Rotherfield. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-c27d235c34fb
• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel convertible, grey. Mileage: 32,871 miles. Price: £21,695, £2,005 less than this car. Dealer: Group 1 Automotive Mercedes-Benz Of Derby in Derby. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-697910237868
• 2020 Mercedes-Benz C Class AMG Line Premium, 2.0 diesel convertible, blue. Mileage: 39,201 miles. Price: £18,950, £4,750 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-a62e1b55bba7