2021 Mercedes-Benz GLC 2.0 GLC300de AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium Plus
• Version: 2.0 13.5kWh GLC300de AMG Line Premium Plus G-Tronic+ 4WD Euro 6 (s/s) 5dr (302 bhp)
• Year: 2021
• Mileage: 52,164 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: Silver
• CO2: 48 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Mercedes-Benz GLC AMG Line Premium Plus has covered 52,164 miles, around 3,600 more miles than is typical for its age. The AskCar estimate for this car is £26,933. It is priced at £23,800, which is £3,133 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 2,852 Mercedes-Benz GLC cars across different ages and specifications. The asking price is now £3,000 lower than when we first recorded the advert 102 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Caffyns MG, based in Ashford. 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: £3,133 (11%) under the AskCar estimate of £26,933.

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

This 2021 Mercedes-Benz GLC has been on sale for at least 102 days.

Price history

AskCar first saw this advert on 31 July 2026 at £26,800. Its asking price is now £23,800, £3,000 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 31 July 2026: £26,800
• 18 September 2026: £26,300
• 25 September 2026: £25,800
• 3 October 2026: £25,500
• 8 October 2026: £25,300
• 17 October 2026: £24,800
• 22 October 2026: £24,500
• 5 November 2026: £23,800

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 7 May 2027.

It has had 3 MOTs. The latest, on 1 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 50,027 miles, which matches the advertised 52,164 miles.

Advertised mileage is about 3,600 miles higher than the median mileage of a 2021 Mercedes-Benz GLC on AskCar.