2021 Mercedes-Benz GLC 2.0 GLC220d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium
• Version: 2.0 GLC220d AMG Line Premium G-Tronic+ 4WD Euro 6 (s/s) 5dr (191 bhp)
• Year: 2021
• Mileage: 47,983 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 191 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2021 Mercedes-Benz GLC AMG Line Premium is 47,983 miles. Priced at £23,490, it is advertised £673 below the AskCar estimate of £24,163. The AskCar estimate uses 2,814 UK dealer adverts for the Mercedes-Benz GLC, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 97 days ago. Its asking price has since fallen by £1,500. The recorded MOT expired on 4 November 2026, so ask the dealer whether it has been renewed. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Herts Motors, based in Hoddesdon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £673 (2%) under the AskCar estimate of £24,163.

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 2,814 priced Mercedes-Benz GLC adverts across different ages and specifications, as of 8 November 2026.

A 2021 Mercedes-Benz GLC with the 2.0 diesel engine is typically advertised at £24,800: the median of the 126 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz GLC has been on sale for at least 97 days.

Price history

AskCar first saw this advert on 3 August 2026 at £24,990. Its asking price is now £23,490, £1,500 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 3 August 2026: £24,990
• 25 September 2026: £24,490
• 15 October 2026: £23,990
• 25 October 2026: £23,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: the latest record we hold ran out on 4 November 2026; ask the dealer for the current MOT.

It has had 2 MOTs. The latest, on 5 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 39,417 miles, which matches the advertised 47,983 miles.

Advertised mileage is about 200 miles lower than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.

Similar cars

31 other 2021 Mercedes-Benz GLC AMG Line Premium 2.0 diesel automatic SUVs are for sale at UK dealers, from £18,990 to £29,990, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 49,600 miles. Price: £23,490, the same price as this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-e82528823d52
• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, blue. Mileage: 46,000 miles. Price: £26,999, £3,509 more than this car. Dealer: Lookers Mercedes-Benz of Brighton in Brighton and Hove. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-6515f78538b5
• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 50,000 miles. Price: £23,495, the same price as this car. Dealer: Amanah Prestige in Barking and Dagenham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-d2a2d78c7f66