2021 Mercedes-Benz C Class 1.5
Price: £18,750. Good value: £2,231 (10%) under the AskCar estimate of £20,981, our expected asking price for this car from its model, age, mileage and specification, drawing on 4,622 priced Mercedes-Benz C Class adverts on AskCar as of 7 November 2026.
AskCar lists 4,927 used Mercedes-Benz C Class from 2,354 UK dealerships, as of 7 November 2026.
Overview
- Make: Mercedes-Benz
- Model: C Class
- Version: 1.5 Auto RWD Euro 6
- Year: 2021
- Mileage: 24,349 miles
- Body: Saloon
- Engine: 1.5 litres
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Black
- CO2: 156 g/km
- Emissions standard: Euro 6
About this car
With 24,349 miles on the clock, this 2021 Mercedes-Benz C Class has done roughly 21,100 fewer miles than a typical 2021 Mercedes-Benz C Class. The AskCar estimate for this car is £20,981. It is priced at £18,750, which is £2,231 below that estimate. The AskCar estimate uses 4,622 UK dealer adverts for the Mercedes-Benz C Class, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records today. We checked its advertised mileage against the government's MOT record, and they match. The seller is Mercedes-Benz South West Mercedes Benz Of Exeter, based in Exeter. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Good value: £2,231 (10%) under the AskCar estimate of £20,981.
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 4,622 priced Mercedes-Benz C Class adverts across different ages and specifications, as of 7 November 2026.
Time on sale
AskCar first saw this 2021 Mercedes-Benz C Class advertised today. About half of 2021 Mercedes-Benz C Class cars are gone from sale within a month of being advertised: 117 of the 222 first advertised between 11 July 2026 and 4 October 2026.
Price history
AskCar first saw this advert on 7 November 2026 at £18,750. 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 7 November 2026: valid until 5 November 2027.
It has had 4 MOTs. The latest, on 6 November 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 24,357 miles, which matches the advertised 24,349 miles.
Advertised mileage is about 21,100 miles lower than the median mileage of a 2021 Mercedes-Benz C Class on AskCar.
Browse all Mercedes-Benz C Class cars for sale · 2021 Mercedes-Benz C Class price guide
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Photos
37 photos of this car are on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.