2020 Mercedes-Benz C Class 2.0 C300 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 (254 bhp)
• Year: 2020
• Mileage: 35,715 miles
• Body: Coupe, 2 doors, 4 seats
• Engine: 2.0 litres, 254 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 174 g/km
• Emissions standard: Euro 6

About this car

This 2020 Mercedes-Benz C Class AMG Line Premium is advertised with 35,715 miles, approximately 12,400 below the typical mileage for its age. The AskCar estimate for this car is £20,964. It is priced at £19,393, which is £1,571 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 4,645 Mercedes-Benz C Class cars across different ages and specifications. The dealer may accept less: this car has been on sale for at least 78 days, and its asking price has been cut by £1,473. Its advertised mileage matches the government's MOT record. The seller is Carbase Weston-super-Mare, based in Weston-Super-Mare. 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: £1,571 (7%) under the AskCar estimate of £20,964.

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.

Time on sale

The dealer may accept less. This 2020 Mercedes-Benz C Class has been on sale for at least 78 days, and its asking price has been cut by £1,473. 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 20 August 2026 at £20,866. Its asking price is now £19,393, £1,473 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 20 August 2026: £20,866
• 21 August 2026: £20,896
• 22 August 2026: £20,933
• 25 August 2026: £20,888
• 26 August 2026: £20,893
• 27 August 2026: £20,879
• 28 August 2026: £21,088
• 29 August 2026: £21,166
• 2 September 2026: £21,378
• 9 September 2026: £21,271
• 10 September 2026: £21,165
• 11 September 2026: £20,978
• 12 September 2026: £20,938
• 15 September 2026: £20,583
• 16 September 2026: £20,000
• 1 October 2026: £19,792
• 27 October 2026: £19,693
• 28 October 2026: £19,595
• 29 October 2026: £19,528
• 31 October 2026: £19,492
• 4 November 2026: £19,446
• 5 November 2026: £19,436
• 6 November 2026: £19,393

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 1 July 2027.

It has had 4 MOTs. The latest, on 2 July 2026, passed.

Advisories at the latest test: front tyre worn close to legal limit/worn on edge both inner edges.

Mileage at that test: 35,148 miles, which matches the advertised 35,715 miles.

Advertised mileage is about 12,400 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.