2017 Mercedes-Benz C Class 2.0 C300 AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: C Class
• Trim: AMG Line Premium Plus
• Version: 2.0 C300 AMG Line Premium Plus G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (242 bhp)
• Year: 2017
• Mileage: 35,890 miles
• Fuel: Petrol
• Body: Convertible, 2 doors, 4 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 161 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 35,890 miles, this 2017 Mercedes-Benz C Class AMG Line Premium Plus has covered about 34,100 fewer miles than other 2017 Mercedes-Benz C Class cars. The dealer is asking £20,999, which is £2,946 above the AskCar estimate of £18,053. To work out the AskCar estimate, we analyse UK dealer adverts for 4,635 Mercedes-Benz C Class cars across different ages and specifications. This car was first seen in our listings data 6 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Castle Motors, based in Liskeard. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £2,946 (16%) over the AskCar estimate of £18,053.

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 4,635 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 5 November 2026.

A 2017 Mercedes-Benz C Class with the 2.0 petrol engine is typically advertised at £12,800: the median of the 147 for sale on AskCar, as of 5 November 2026.

Time on sale

AskCar first saw this 2017 Mercedes-Benz C Class advertised 6 days ago. About half of 2017 Mercedes-Benz C Class cars are gone from sale within a month of being advertised: 390 of the 837 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 30 October 2026 at £20,999. 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 5 November 2026: valid until 12 February 2027.

It has had 10 MOTs. The latest, on 13 February 2026, passed.

Advisories at the latest test: offside front tyre has a cut but not deep enough to reach the ply or cords on the inner side wall.

Mileage at that test: 32,811 miles, which matches the advertised 35,890 miles.

Advertised mileage is about 34,100 miles lower than the median mileage of a 2017 Mercedes-Benz C Class on AskCar.

Similar cars

7 other 2017 Mercedes-Benz C Class AMG Line Premium Plus 2.0 petrol automatic convertibles are for sale at UK dealers, from £11,495 to £23,911, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2017 Mercedes-Benz C Class AMG Line Premium Plus, 2.0 petrol convertible, black. Mileage: 34,038 miles. Price: £16,895, £4,104 less than this car. Dealer: Peter Reeves in Barrowford. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2017-8637eb8af6ef
• 2017 Mercedes-Benz C Class AMG Line Premium Plus, 2.0 petrol convertible, silver. Mileage: 44,000 miles. Price: £16,990, £4,009 less than this car. Dealer: Brooke MOT Centre in Brooke. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2017-3756c3954763
• 2017 Mercedes-Benz C Class AMG Line Premium Plus, 2.0 petrol convertible, blue. Mileage: 16,911 miles. Price: £23,911, £2,912 more than this car. Dealer: ASM (uk) in Redditch. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2017-9bbea142ba3c

• The nearest: 2017 Mercedes-Benz C Class AMG Line Premium Plus, 2.0 petrol convertible, black, 13 miles from this car. Mileage: 72,437 miles. Price: £14,695, £6,304 less than this car. Dealer: J & I Car Sales in Plymouth. AskCar page: https://askcar.co.uk/car/mercedes-benz-c-class-2017-f30a473322ba