2021 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: 2021
• Mileage: 58,363 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Silver
• CO2: 159 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLC AMG Line Premium is advertised with 58,363 miles, approximately 10,200 above the typical mileage for its age. The dealer is asking £20,999, which is £3,733 below the AskCar estimate of £24,732. To work out the AskCar estimate, we analyse UK dealer adverts for 2,814 Mercedes-Benz GLC cars across different ages and specifications. Since we first spotted the advert 67 days ago, the asking price has dropped by £3,300. Its advertised mileage matches the government's MOT record. It is for sale at Lookers Car Hub Star City in Birmingham. 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

Good value: £3,733 (15%) under the AskCar estimate of £24,732.

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 2021 Mercedes-Benz GLC with the 2.0 diesel engine is typically advertised at £24,800: the median of the 126 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz GLC has been on sale for at least 67 days.

Price history

AskCar first saw this advert on 2 September 2026 at £24,299. Its asking price is now £20,999, £3,300 less. The latest price cut was seen on 7 November 2026.

Price changes recorded:

• 2 September 2026: £24,299
• 8 September 2026: £23,599
• 11 September 2026: £23,554
• 16 September 2026: £23,421
• 19 September 2026: £23,295
• 22 September 2026: £23,178
• 24 September 2026: £22,890
• 29 September 2026: £22,745
• 30 September 2026: £22,722
• 6 October 2026: £22,598
• 8 October 2026: £22,222
• 13 October 2026: £22,349
• 14 October 2026: £22,195
• 21 October 2026: £22,126
• 23 October 2026: £21,999
• 27 October 2026: £21,799
• 31 October 2026: £21,699
• 4 November 2026: £21,499
• 7 November 2026: £20,999

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: valid until 30 March 2027.

It has had 2 MOTs. The latest, on 31 March 2026, passed.

Advisories at the latest test: nearside rear child seat fitted not allowing full inspection of adult belt; offside rear child seat fitted not allowing full inspection of adult belt; offside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 54,872 miles, which matches the advertised 58,363 miles.

Advertised mileage is about 10,200 miles higher than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.

Similar cars

31 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 8 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 61,140 miles. Price: £22,950, £1,951 more than this car. Dealer: Islington Motor Group Bath MG & Suzuki in Bath. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-c031bf83037b
• 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, black. Mileage: 61,928 miles. Price: £22,000, £1,001 more 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, £1,996 more than this car. Dealer: Metro Cars London in Chesham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-d0ab31d81187

• The nearest: 2021 Mercedes-Benz GLC AMG Line Premium, 2.0 diesel SUV, grey, 34 miles from this car. Mileage: 51,530 miles. Price: £23,195, £2,196 more than this car. Dealer: V12 Sports & Classics Ltd - Stoke-On-Trent in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-156aa5e38380