2021 Mercedes-Benz GLC 2.0 GLC300de AMG Line

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line
• Version: 2.0 13.5kWh GLC300de AMG Line G-Tronic+ 4WD Euro 6 (s/s) 5dr (302 bhp)
• Year: 2021
• Mileage: 65,100 miles
• Fuel: Plug-in hybrid (diesel)
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 302 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 49 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 65,100 miles on the clock, this 2021 Mercedes-Benz GLC AMG Line has done roughly 16,500 more miles than a typical 2021 Mercedes-Benz GLC. The dealer is asking £18,975, which is £2,143 below the AskCar estimate of £21,118. To work out the AskCar estimate, we analyse UK dealer adverts for 2,852 Mercedes-Benz GLC cars across different ages and specifications. We first recorded this car for sale today. Its advertised mileage matches the government's MOT record. You can find this car at PCBS Sales in Tonbridge. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Good value: £2,143 (10%) under the AskCar estimate of £21,118.

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 2,852 priced Mercedes-Benz GLC adverts across different ages and specifications, as of 10 November 2026.

A 2021 Mercedes-Benz GLC with the 2.0 plug-in hybrid engine is typically advertised at £24,800: the median of the 124 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2021 Mercedes-Benz GLC advertised today. About half of 2021 Mercedes-Benz GLC cars are gone from sale within a month of being advertised: 122 of the 251 first advertised between 10 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £18,975. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 3 March 2027.

It has had 3 MOTs. The latest, on 27 February 2026, passed.

Advisories at the latest test: nearside front outer tyre worn close to legal limit/worn on edge.

Mileage at that test: 57,190 miles, which matches the advertised 65,100 miles.

Advertised mileage is about 16,500 miles higher than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.

Similar cars

3 other 2021 Mercedes-Benz GLC AMG Line 2.0 plug-in hybrid automatic SUVs are for sale at UK dealers, from £21,830 to £26,999, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2021 Mercedes-Benz GLC AMG Line, 2.0 plug-in hybrid SUV, black. Mileage: 57,943 miles. Price: £21,830, £2,855 more than this car. Dealer: Prestige Cars Of Essex in Harlow. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-e4d69e14a50f
• 2021 Mercedes-Benz GLC AMG Line, 2.0 plug-in hybrid SUV, silver. Mileage: 46,682 miles. Price: £22,500, £3,525 more than this car. Dealer: MB Brent Park in London. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-53e30e547a49
• 2021 Mercedes-Benz GLC AMG Line, 2.0 plug-in hybrid SUV, grey. Mileage: 39,352 miles. Price: £26,999, £8,024 more than this car. Dealer: Eastern Western Motor Group Western Mercedes-Benz of Coldstream in Coldstream. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2021-d3720f239c49