2020 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: 2020
• Mileage: 88,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Grey
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC AMG Line Premium is advertised with 88,000 miles, approximately 34,400 above the typical mileage for its age. Its asking price of £18,750 is £107 above the AskCar estimate of £18,643. To work out the AskCar estimate, we analyse UK dealer adverts for 2,850 Mercedes-Benz GLC cars across different ages and specifications. It first appeared in our advert records 88 days ago. You can find this car at Different Class Cars in London. 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: £107 (under 1%) over the AskCar estimate of £18,643.

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 2020 Mercedes-Benz GLC with the 2.0 diesel engine is typically advertised at £22,000: the median of the 212 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz GLC has been on sale for at least 88 days.

Price history

AskCar first saw this advert on 11 August 2026 at £18,750. Its asking price has not changed.

Price changes recorded:

• 11 August 2026: £18,750
• 15 August 2026: £18,950
• 1 September 2026: £19,750
• 16 September 2026: £19,500
• 22 September 2026: £18,995
• 7 October 2026: £18,750

Mileage and MOT

Advertised mileage is about 34,400 miles higher than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.

Similar cars

57 other 2020 Mercedes-Benz GLC AMG Line Premium 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,990 to £28,433, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 88,731 miles. Price: £17,000, £1,750 less than this car. Dealer: JCT600 Approved Leeds in Leeds. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-6c8f1a95308b
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, blue. Mileage: 88,999 miles. Price: £19,990, £1,240 more than this car. Dealer: Group 1 Automotive Mercedes-Benz of Leicester in Leicester. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-3e68022978fb
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 90,288 miles. Price: £18,213, £537 less than this car. Dealer: Carsa Mountsorrel in Mountsorrel. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-684617e4fd80

• The nearest: 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black, under a mile from this car. Mileage: 76,000 miles. Price: £20,000, £1,250 more than this car. Dealer: Car Valley in Redbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-c555797e28bf