2021 Mercedes-Benz GLC 2.0 GLC300d AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium
• Version: 2.0 GLC300d AMG Line Premium G-Tronic+ 4WD Euro 6 (s/s) 5dr (242 bhp)
• Year: 2021
• Mileage: 61,140 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Black
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLC AMG Line Premium has covered 61,140 miles, around 13,000 more miles than is typical for its age. The AskCar estimate for this car is £24,196. It is priced at £22,950, which is £1,246 below that estimate. The AskCar estimate draws on 2,850 Mercedes-Benz GLC adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. The seller is Islington Motor Group Bath MG & Suzuki, based in Bath. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,246 (5%) under the AskCar estimate of £24,196.

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 2,850 priced Mercedes-Benz GLC adverts across different ages and specifications, as of 7 November 2026.

A 2021 Mercedes-Benz GLC with the 2.0 diesel engine is typically advertised at £24,800: the median of the 127 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2021 Mercedes-Benz GLC advertised today. About half of 2021 Mercedes-Benz GLC cars are gone from sale within a month of being advertised: 120 of the 246 first advertised between 9 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £22,950. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 13,000 miles higher than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.

Similar cars

32 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 7 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 61,928 miles. Price: £22,000, £950 less than this car. Dealer: Redgate Lodge in Newcastle upon Tyne. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-86b69aa59802
• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 62,000 miles. Price: £22,995, the same price as this car. Dealer: Metro Cars London in Chesham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-d0ab31d81187
• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, silver. Mileage: 58,363 miles. Price: £20,999, £1,951 less than this car. Dealer: Lookers Car Hub Star City in Birmingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-046f7e0e31bd

• The nearest: 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey, 43 miles from this car. Mileage: 75,325 miles. Price: £22,991, the same price as this car. Dealer: Greenaway Autos in Pontypridd. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-0c69ab229a64