2018 Mercedes-Benz C Class

2.1 C250d AMG Line Premium Plus G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (201 bhp)

£17,990

Fair price: within 8% of the typical £18,501 for this model, age and mileage, drawing on 4,589 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
C Class
Trim
AMG LINE PREMIUM PLUS
Version
2.1 C250d AMG Line Premium Plus G-Tronic+ RWD Euro 6 (s/s) 2dr Cabriolet (201 bhp)
Mileage
40,403 miles
Year
2018
Fuel type
Diesel
Body type
Convertible
Engine
2.1 L
Gearbox
Automatic
Power
201 bhp
Seats
4
CO2
126 g/km
Colour
Blue
Doors
2
Driven wheels
Rear Wheel Drive
Gearbox version
G-Tronic+
Engine badge
C250d
Emissions standard
Euro 6

About this car

This 2018 Mercedes-Benz C Class AMG Line Premium Plus has covered 40,403 miles, around 23,600 fewer than typical for its age. The dealer is asking £17,990, which is £511 below our market estimate of £18,501. To estimate its market asking price, we analyse UK dealer adverts for 4,589 Mercedes-Benz C Class cars across different ages and specifications. This car was first seen in our listings data 36 days ago. The latest MOT record shows an expiry date of 4 February 2027, with the advertised mileage consistent with the recorded reading. You can find this car at Car City UK Catterick in Catterick Garrison.

Stock data from 22 October 2026.

How we estimate prices and check cars

Price history

First seen on 17 September 2026, 36 days ago. Advert duration calculated on 23 October 2026.

Recorded asking prices
Date observedAsking price
17 September 2026£17,990
22 September 2026£18,156
20 October 2026£17,990
22 October 2026£17,990

Price and mileage comparison

Estimated market asking price: £18,501. The asking price is £511 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 4,589 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 23,600 miles lower than typical for a 2018 Mercedes-Benz C Class.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 4 February 2027. 38,440 miles at the last test.

74 other cars with the same year, trim, gearbox and fuel are for sale from £9,795 to £21,500.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£9,795108,121 miles
£10,294123,742 miles
£10,480115,000 miles
£11,899112,000 miles
£12,295105,000 miles

These cars have covered 26,890–123,742 miles, compared with 40,403 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Mercedes-Benz C Class cars for sale · 2018 Mercedes-Benz C Class price guide

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

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