2020 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: 2020
• Mileage: 56,025 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 191 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 144 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC AMG Line Premium has covered 56,025 miles, around 2,500 more miles than is typical for its age. The AskCar estimate for this car is £21,773. It is priced at £20,498, which is £1,275 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 2,814 Mercedes-Benz GLC cars across different ages and specifications. The asking price is now £500 lower than when we first recorded the advert 18 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is CarSupermarket.com Lincoln, based in Lincoln. 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: £1,275 (5%) under the AskCar estimate of £21,773.

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 2020 Mercedes-Benz GLC with the 2.0 diesel engine is typically advertised at £22,000: the median of the 209 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 Mercedes-Benz GLC has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 21 October 2026 at £20,998. Its asking price is now £20,498, £500 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 21 October 2026: £20,998
• 24 October 2026: £20,698
• 3 November 2026: £20,498

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 19 October 2027.

It has had 5 MOTs. The latest, on 20 October 2026, passed.

Advisories at the latest test: offside front suspension arm ball joint has slight play.

Mileage at that test: 56,025 miles, which matches the advertised 56,025 miles.

Advertised mileage is about 2,500 miles higher than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.

Similar cars

54 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 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 54,604 miles. Price: £21,950, £1,452 more than this car. Dealer: Gormley Car Sales in Magherafelt. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-b061e786cbd2
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 58,000 miles. Price: £24,995, £4,497 more than this car. Dealer: AH Specialist Cars in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-cc8c9d9a97a3
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, silver. Mileage: 52,593 miles. Price: £22,000, £1,502 more than this car. Dealer: Stratstone Mercedes-Benz of Lakeside in Chafford Hundred and West Thurrock. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-cb1c8f223139

• The nearest: 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey, 33 miles from this car. Mileage: 100,000 miles. Price: £18,480, £2,018 less than this car. Dealer: The Car Arena in Kimberley. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-7bbe4ddb1dfc