2018 Mercedes-Benz 300

Price: £21,990.

AskCar lists 43 used Mercedes-Benz 300 from 27 UK dealerships, as of 9 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: 300
  • Version: RWD
  • Year: 2018
  • Mileage: 24,916 miles
  • Body: Convertible
  • Drive: Rear-wheel drive
  • Colour: White

About this car

This 2018 Mercedes-Benz 300 is advertised with 24,916 miles on the clock. It first appeared in our advert records 152 days ago. The latest recorded MOT expiry date is 22 May 2026, which has passed. Confirm its status with the dealer. The government's MOT record matches its advertised mileage. You can find this car at K C Car Sales in Dartford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 9 November 2026.

How we estimate prices and check cars

K C Car Sales is rated 4.4 out of 5 on Google.

Time on sale

This 2018 Mercedes-Benz 300 has been on sale for at least 152 days.

Price history

AskCar first saw this advert on 10 June 2026 at £21,990. 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 9 November 2026: the latest record we hold ran out on 22 May 2026; ask the dealer for the current MOT.

It has had 5 MOTs. The latest, on 23 May 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 24,951 miles, which matches the advertised 24,916 miles.

Browse all Mercedes-Benz 300 cars for sale · 2018 Mercedes-Benz 300 price guide

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Photos

49 photos of this car are on its AskCar page.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.