2021 Mercedes-Benz C Class

2.0 C300d AMG Line 9G-Tronic RWD Euro 6 5dr (261 bhp)

£26,700

Above the going rate: £2,352 over the typical £24,348 for this model, age and mileage, drawing on 4,483 adverts of this make and model.

Overview

Make
Mercedes-Benz
Model
C Class
Trim
AMG LINE
Version
2.0 C300d AMG Line 9G-Tronic RWD Euro 6 5dr (261 bhp)
Mileage
20,467 miles
Year
2021
Fuel type
Diesel
Body type
Estate
Engine
2.0 L
Gearbox
Automatic
Power
261 bhp
Seats
5
CO2
136 g/km
Colour
Grey
Doors
5
Driven wheels
Rear Wheel Drive
Gearbox version
9G-Tronic
Engine badge
C300d
Emissions standard
Euro 6

About this car

This 2021 Mercedes-Benz C Class AMG Line is advertised with 20,467 miles, approximately 24,900 below the typical mileage for its age. The dealer is asking £26,700, which is £2,352 above our market estimate of £24,348. Our estimate draws on 4,483 Mercedes-Benz C Class adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 5 days ago. MOT records show an expiry date of 18 June 2027, and the latest recorded mileage is consistent with the advert. The seller is Marshall SKODA Newbury, based in Newbury.

Stock data from 23 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 October 2026, 5 days ago. Advert duration calculated on 27 October 2026.

Recorded asking prices
Date observedAsking price
22 October 2026£26,700
23 October 2026£26,700

Price and mileage comparison

Estimated market asking price: £24,348. The asking price is £2,352 above 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 4,483 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 24,900 miles lower than typical for a 2021 Mercedes-Benz C Class.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 18 June 2027. 18,662 miles at the last test.

4 other cars with the same year, trim, gearbox and fuel are for sale from £18,990 to £26,495.

Other matching cars
Asking priceMileage
£18,99050,017 miles
£19,09541,310 miles
£22,99951,014 miles
£26,49524,000 miles

These cars have covered 24,000–51,014 miles, compared with 20,467 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 · 2021 Mercedes-Benz C Class price guide

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