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: 45,135 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: White
• CO2: 157 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC AMG Line Premium has covered 45,135 miles. Its asking price of £23,995 is £272 below the AskCar estimate of £24,267. The AskCar estimate uses UK dealer asking prices, including 2,850 Mercedes-Benz GLC adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 20 days ago. Its asking price has since fallen by £1,000. Ask the dealer why the advert shows fewer miles than the 45,770 recorded at the latest MOT. MOT records show an expiry date of 26 September 2027. The seller is Stoneacre Rotherham Select, based in Rotherham. 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: £272 (1%) under the AskCar estimate of £24,267.

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 20 days.

Price history

AskCar first saw this advert on 18 October 2026 at £24,995. Its asking price is now £23,995, £1,000 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 18 October 2026: £24,995
• 20 October 2026: £23,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 26 September 2027.

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

Advisories at the latest test: front tyre slightly damaged/cracking or perishing both.

Mileage at that test: 45,770 miles. The advert says 45,135 miles, fewer than the MOT record, so ask the dealer which is right.

Advertised mileage is about 8,500 miles lower 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, blue. Mileage: 45,450 miles. Price: £25,000, £1,005 more than this car. Dealer: GSC Essex in Havering. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-a4e63a9a32c2
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, silver. Mileage: 44,008 miles. Price: £22,399, £1,596 less than this car. Dealer: Motorpoint Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-e8ba65642c48
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 46,555 miles. Price: £23,499, £496 less than this car. Dealer: Eastern Western Motor Group Mercedes-Benz of Edinburgh Fort Kinnaird in Edinburgh. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-be10919c614a

• The nearest: 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey, 1 miles from this car. Mileage: 33,381 miles. Price: £24,800, £805 more than this car. Dealer: Big Motoring World Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-a6488ff2edbc