2021 Mercedes-Benz CLS 2.9 CLS400d AMG Line Night Edition Premium Plus

Price: £26,495. Fair price: £1,551 (5%) under the AskCar estimate of £28,046, our expected asking price for this car from its model, age, mileage and specification, drawing on 305 priced Mercedes-Benz CLS adverts on AskCar as of 9 November 2026.

AskCar lists 322 used Mercedes-Benz CLS from 263 UK dealerships, as of 9 November 2026.

Overview

  • Make: Mercedes-Benz
  • Model: CLS
  • Trim: AMG Line Night Edition Premium Plus
  • Version: 2.9 CLS400d AMG Line Night Edition Premium Plus G-Tronic 4WD Euro 6 (s/s) 4dr Coupe (325 bhp)
  • Year: 2021
  • Mileage: 60,000 miles
  • Fuel: Diesel
  • Body: Saloon, 4 doors, 5 seats
  • Engine: 2.9 litres, 325 bhp
  • Gearbox: Automatic (G-Tronic)
  • Drive: Four-wheel drive
  • Colour: Grey
  • CO2: 191 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz CLS AMG Line Night Edition Premium Plus is advertised with 60,000 miles, approximately 12,900 above the typical mileage for its age. The dealer is asking £26,495, which is £1,551 below the AskCar estimate of £28,046. To work out the AskCar estimate, we analyse UK dealer adverts for 305 Mercedes-Benz CLS cars across different ages and specifications. We first recorded this advert 72 days ago, and its asking price has since fallen by £1,500. The government's MOT record matches its advertised mileage. It is advertised by Carderi Motors in Wembley. 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

Carderi Motors is rated 4.8 out of 5 on Google.

Price

Fair price: £1,551 (5%) under the AskCar estimate of £28,046.

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 305 priced Mercedes-Benz CLS adverts across different ages and specifications, as of 9 November 2026.

A 2021 Mercedes-Benz CLS with the 2.9 diesel engine is typically advertised at £30,200: the median of the 12 for sale on AskCar, as of 9 November 2026.

Time on sale

This 2021 Mercedes-Benz CLS has been on sale for at least 72 days.

Price history

AskCar first saw this advert on 29 August 2026 at £27,995. Its asking price is now £26,495, £1,500 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

  • 29 August 2026: £27,995
  • 16 September 2026: £27,700
  • 22 September 2026: £26,995
  • 23 October 2026: £26,495

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 9 November 2026: valid until 15 April 2027.

It has had 5 MOTs. The latest, on 16 April 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 57,426 miles, which matches the advertised 60,000 miles.

Advertised mileage is about 12,900 miles higher than the median mileage of a 2021 Mercedes-Benz CLS on AskCar.

Similar cars

9 other 2021 Mercedes-Benz CLS AMG Line Night Edition Premium Plus 2.9 diesel automatic saloons are for sale at UK dealers, from £25,995 to £34,995, as of 9 November 2026.

The 3 closest to this car in mileage:

Browse all Mercedes-Benz CLS cars for sale · 2021 Mercedes-Benz CLS price guide

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Photos

46 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.