2020 Mercedes-Benz C Class 2.0 C300d AMG Line Edition Premium

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line Edition Premium
• Version: 2.0 C300d AMG Line Edition Premium G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (242 bhp)
• Year: 2020
• Mileage: 25,124 miles
• Fuel: Diesel
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 153 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz C Class AMG Line Edition Premium is advertised with 25,124 miles, approximately 23,000 below the typical mileage for its age. The dealer is asking £24,495, which is £1,812 above the AskCar estimate of £22,683. To work out the AskCar estimate, we analyse UK dealer adverts for 4,645 Mercedes-Benz C Class cars across different ages and specifications. This car was first seen in our listings data 6 days ago. Its advertised mileage matches the government's MOT record. It is advertised by Graham Walker in Chester. 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: £1,812 (7%) over the AskCar estimate of £22,683.

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 2020 Mercedes-Benz C Class with the 2.0 diesel engine is typically advertised at £18,000: the median of the 133 for sale on AskCar, as of 6 November 2026.

Time on sale

AskCar first saw this 2020 Mercedes-Benz C Class advertised 6 days ago. About half of 2020 Mercedes-Benz C Class cars are gone from sale within a month of being advertised: 169 of the 337 first advertised between 10 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £24,495. 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 14 August 2027.

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

There were no advisories at the latest test.

Mileage at that test: 24,709 miles, which matches the advertised 25,124 miles.

Advertised mileage is about 23,000 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.