2020 Mercedes-Benz GLC 2.0 AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium
• Version: 2.0 AMG Line Premium Auto 4WD Euro 6 5dr
• Year: 2020
• Mileage: 49,332 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC AMG Line Premium is advertised with 49,332 miles, approximately 4,300 below the typical mileage for its age. The dealer is asking £22,506, which is £845 below the AskCar estimate of £23,351. To work out the AskCar estimate, we analyse UK dealer adverts for 2,850 Mercedes-Benz GLC cars across different ages and specifications. Since we first spotted the advert 77 days ago, the asking price has dropped by £1,070. Its advertised mileage matches the government's MOT record. It is for sale at Carsa Cannock in Cannock Chase. 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: £845 (3%) under the AskCar estimate of £23,351.

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 77 days.

Price history

AskCar first saw this advert on 22 August 2026 at £23,576. Its asking price is now £22,506, £1,070 less. The latest price cut was seen on 30 September 2026.

Price changes recorded:

• 22 August 2026: £23,576
• 14 September 2026: £22,392
• 15 September 2026: £22,402
• 16 September 2026: £22,405
• 17 September 2026: £22,398
• 18 September 2026: £22,359
• 19 September 2026: £22,329
• 20 September 2026: £22,302
• 21 September 2026: £22,292
• 22 September 2026: £22,283
• 23 September 2026: £22,222
• 24 September 2026: £22,195
• 25 September 2026: £22,185
• 26 September 2026: £22,206
• 27 September 2026: £22,193
• 28 September 2026: £22,174
• 29 September 2026: £22,076
• 30 September 2026: £22,028
• 1 October 2026: £22,052
• 3 October 2026: £22,506

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 13 January 2027.

It has had 4 MOTs. The latest, on 14 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 45,605 miles, which matches the advertised 49,332 miles.

Advertised mileage is about 4,300 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, grey. Mileage: 49,875 miles. Price: £25,080, £2,574 more than this car. Dealer: Hippo Motor Group Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-b8a6e480f0d0
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 50,000 miles. Price: £26,499, £3,993 more than this car. Dealer: Harentor Cars in St Albans. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-939c4871e711
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey. Mileage: 50,835 miles. Price: £23,199, £693 more than this car. Dealer: Lookers Mercedes-Benz of Worcester in Worcester. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-d1cc45a1376c

• The nearest: 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, blue, 26 miles from this car. Mileage: 70,000 miles. Price: £20,980, £1,526 less than this car. Dealer: Ashbourne Automotive in Market Drayton. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-973c291a9213