2018 Mercedes-Benz C Class 2.1
Price: £16,999. Fair price: £788 (4%) under the AskCar estimate of £17,787, our expected asking price for this car from its model, age, mileage and specification, drawing on 4,635 priced Mercedes-Benz C Class adverts on AskCar as of 5 November 2026.
AskCar lists 4,880 used Mercedes-Benz C Class from 2,329 UK dealerships, as of 5 November 2026.
Overview
- Make: Mercedes-Benz
- Model: C Class
- Version: 2.1 Auto 4WD Euro 6 4dr
- Year: 2018
- Mileage: 40,500 miles
- Fuel: Diesel
- Body: Saloon, 4 doors, 5 seats
- Engine: 2.1 litres
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Black
- CO2: 132 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Mercedes-Benz C Class is advertised with 40,500 miles, approximately 25,200 below the typical mileage for its age. Priced at £16,999, it is advertised £788 below the AskCar estimate of £17,787. The AskCar estimate uses UK dealer asking prices, including 4,635 Mercedes-Benz C Class adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 4 days. Its advertised mileage matches the government's MOT record. The seller is Merc of Enfield, based in Enfield. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 5 November 2026.
Price
Fair price: £788 (4%) under the AskCar estimate of £17,787.
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 2018 Mercedes-Benz C Class with the 2.1 diesel engine is typically advertised at £14,000: the median of the 203 for sale on AskCar, as of 5 November 2026.
Time on sale
AskCar first saw this 2018 Mercedes-Benz C Class advertised 4 days ago. About half of 2018 Mercedes-Benz C Class cars are gone from sale within a month of being advertised: 327 of the 688 first advertised between 10 July 2026 and 2 October 2026.
Price history
AskCar first saw this advert on 1 November 2026 at £16,999. 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 21 January 2027.
It has had 9 MOTs. The latest, on 22 January 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 39,484 miles, which matches the advertised 40,500 miles.
Advertised mileage is about 25,200 miles lower than the median mileage of a 2018 Mercedes-Benz C Class on AskCar.
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.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.