2020 Mercedes-Benz C Class 2.0 C300 AMG Line
Price: £18,995. Fair price: £891 (4%) under the AskCar estimate of £19,886, our expected asking price for this car from its model, age, mileage and specification, drawing on 4,524 priced Mercedes-Benz C Class adverts on AskCar as of 9 November 2026.
AskCar lists 4,764 used Mercedes-Benz C Class from 2,319 UK dealerships, as of 9 November 2026.
Overview
- Make: Mercedes-Benz
- Model: C Class
- Trim: AMG Line
- Version: 2.0 AMG Line Auto RWD Euro 6 2dr (254 bhp)
- Year: 2020
- Mileage: 45,985 miles
- Body: Convertible, 2 doors, 4 seats
- Engine: 2.0 litres, 254 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Grey
- CO2: 184 g/km
- Emissions standard: Euro 6
About this car
This 2020 Mercedes-Benz C Class AMG Line is advertised with 45,985 miles, approximately 2,000 below the typical mileage for its age. Priced at £18,995, it is advertised £891 below the AskCar estimate of £19,886. The AskCar estimate uses UK dealer asking prices, including 4,524 Mercedes-Benz C Class adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 27 days ago. Its asking price has since fallen by £1,005. The government's MOT record matches its advertised mileage. It is advertised by UK Car Solutions in Westerham. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 9 November 2026.
UK Car Solutions is rated 4.9 out of 5 on Google.
Price
Fair price: £891 (4%) under the AskCar estimate of £19,886.
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 4,524 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 9 November 2026.
Time on sale
This 2020 Mercedes-Benz C Class has been on sale for at least 27 days.
Price history
AskCar first saw this advert on 13 October 2026 at £20,000. Its asking price is now £18,995, £1,005 less. The latest price cut was seen on 8 November 2026.
Price changes recorded:
- 13 October 2026: £20,000
- 8 November 2026: £18,995
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 8 October 2027.
It failed its MOT on 9 October 2026 (offside front coil spring fractured or broken) and passed later the same day.
There were no advisories at the latest test.
Mileage at that test: 45,969 miles, which matches the advertised 45,985 miles.
Advertised mileage is about 2,000 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.
Browse all Mercedes-Benz C Class cars for sale · 2020 Mercedes-Benz C Class price guide
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Photos
54 photos of this car are on its AskCar page.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.