2020 Mercedes-Benz C Class 4.0 C63 V8 BiTurbo AMG S Premium Plus

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG S Premium Plus
• Version: 4.0 C63 V8 BiTurbo AMG S Premium Plus Auto RWD Euro 6 (s/s) 2dr Cabriolet SpdS MCT (503 bhp)
• Year: 2020
• Mileage: 32,906 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 4.0 litres, 503 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Black
• CO2: 236 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 32,906 miles, this 2020 Mercedes-Benz C Class AMG S Premium Plus has covered about 15,200 fewer miles than other 2020 Mercedes-Benz C Class cars. Priced at £44,990, it is advertised £705 above the AskCar estimate of £44,285. To work out the AskCar estimate, we analyse UK dealer adverts for 4,645 Mercedes-Benz C Class cars across different ages and specifications. We first recorded this advert 39 days ago, and its asking price has since fallen by £3,005. Its advertised mileage matches the government's MOT record. The seller is Group 1 Automotive Mercedes-Benz Of Cambridge, based in Cambridge. 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: £705 (1%) over the AskCar estimate of £44,285.

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 4.0 petrol engine is typically advertised at £44,000: the median of the 11 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 Mercedes-Benz C Class has been on sale for at least 39 days.

Price history

AskCar first saw this advert on 28 September 2026 at £47,995. Its asking price is now £44,990, £3,005 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 28 September 2026: £47,995
• 17 October 2026: £45,895
• 27 October 2026: £45,450
• 4 November 2026: £44,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 23 August 2027.

It failed its MOT on 20 August 2026 (nearside front inner road wheel fractured) and passed 4 days later, on 24 August 2026.

Advisories at the latest test: nearside rear shock absorbers has light misting of oil; front inner brake pad(s) wearing thin pads.

Mileage at that test: 32,177 miles, which matches the advertised 32,906 miles.

Advertised mileage is about 15,200 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.