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) 4dr (242 bhp)
• Year: 2020
• Mileage: 34,149 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz C Class AMG Line Edition Premium has covered 34,149 miles, around 13,900 fewer miles than is typical for its age. Its asking price of £20,400 is £307 above the AskCar estimate of £20,093. To work out the AskCar estimate, we analyse UK dealer adverts for 4,622 Mercedes-Benz C Class cars across different ages and specifications. We first recorded this car for sale 33 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Sytner Select Northampton, based in Northampton. 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

Fair price: £307 (1%) over the AskCar estimate of £20,093.

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 33 days.

Price history

AskCar first saw this advert on 5 October 2026 at £20,400. 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 7 November 2026: valid until 27 August 2027.

It has had 4 MOTs. The latest, on 26 August 2026, passed.

Advisories at the latest test: front brake disc worn, pitted or scored, but not seriously weakened; rear brake pad(s) wearing thin; TPMS light on.

Mileage at that test: 34,154 miles, which matches the advertised 34,149 miles.

Advertised mileage is about 13,900 miles lower than the median mileage of a 2020 Mercedes-Benz C Class on AskCar.

Similar cars

14 other 2020 Mercedes-Benz C Class AMG Line Edition Premium 2.0 diesel automatic saloons are for sale at UK dealers, from £13,262 to £20,990, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz C Class AMG Line Edition Premium, 2.0 diesel saloon, blue. Mileage: 40,327 miles. Price: £19,490, £910 less than this car. Dealer: Sinclair Group in Bridgend. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-6b1192c13221
• 2020 Mercedes-Benz C Class AMG Line Edition Premium, 2.0 diesel saloon, grey. Mileage: 42,000 miles. Price: £20,950, £550 more than this car. Dealer: Sytner Group Mercedes-Benz of Carlisle in Carlisle. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-bb7ff7637a12
• 2020 Mercedes-Benz C Class AMG Line Edition Premium, 2.0 diesel saloon, red. Mileage: 18,578 miles. Price: £20,341, £59 less than this car. Dealer: Stratstone Mercedes-Benz Of Hamilton in Hamilton. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-28ba811cff17

• The nearest: 2020 Mercedes-Benz C Class AMG Line Edition Premium, 2.0 diesel saloon, grey, 29 miles from this car. Mileage: 99,510 miles. Price: £13,262, £7,138 less than this car. Dealer: Wiz Motors in Luton. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2020-39bcb8cb2f41