2018 Mercedes-Benz C Class 2.1

Version: 2.1 Auto 4WD Euro 6 4dr

Price: £16,999. Fair price: £502 (2%) under the AskCar estimate of £17,501, our expected asking price for this car from its model, age, mileage and specification, drawing on 4,517 priced Mercedes-Benz C Class adverts on AskCar as of 1 November 2026.

AskCar lists 4,716 used Mercedes-Benz C Class from 2,250 UK dealerships, as of 1 November 2026.

Overview

Make
Mercedes-Benz
Model
C Class
Version
2.1 Auto 4WD Euro 6 4dr
Mileage
40,500 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
2.1 L
Gearbox
Automatic
Seats
5
CO2
132 g/km
Colour
Black
Doors
4
Driven wheels
Four Wheel Drive
Emissions standard
Euro 6

About this car

This 2018 Mercedes-Benz C Class is advertised with 40,500 miles, approximately 24,500 below the typical mileage for its age. Priced at £16,999, it is advertised £502 below the AskCar estimate of £17,501. The AskCar estimate uses UK dealer asking prices, including 4,517 Mercedes-Benz C Class adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records today. MOT records show an expiry date of 21 January 2027, and the latest recorded mileage is consistent with the advert. The seller is Merc of Enfield, based in Enfield.

Stock data as of 1 November 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 1 November 2026.

Recorded asking prices
Date observedAsking price
1 November 2026£16,999

Price and mileage comparison

Fair price: £502 (2%) under the AskCar estimate of £17,501.

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 4,517 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 1 November 2026.

Advertised mileage is about 24,500 miles lower than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 21 January 2027. 39,484 miles at the last test.

Other matching cars

14 other 2018 Mercedes-Benz C Class automatic diesel cars are for sale at UK dealers from £7,995 to £21,795, as of 1 November 2026.

The 5 cheapest:

The 14 matching cars have covered 10,984 to 110,480 miles, compared with 40,500 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

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

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Photos

5 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 1 November 2026, AskCar lists 578,994 cars and vans from 12,654 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.