2020 Mercedes-Benz GLC 2.0 GLC300d AMG Line Premium Plus

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium Plus
• Version: 2.0 GLC300d AMG Line Premium Plus G-Tronic+ 4WD Euro 6 (s/s) 5dr (242 bhp)
• Year: 2020
• Mileage: 42,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 242 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 174 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC AMG Line Premium Plus has covered 42,000 miles, around 11,600 fewer miles than is typical for its age. The dealer is asking £27,500, which is £752 above the AskCar estimate of £26,748. To work out the AskCar estimate, we analyse UK dealer adverts for 2,850 Mercedes-Benz GLC cars across different ages and specifications. We first recorded this car for sale 24 days ago. Its advertised mileage matches the government's MOT record. It is for sale at Whitethor Cars in Coalville. 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: £752 (2%) over the AskCar estimate of £26,748.

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 24 days.

Price history

AskCar first saw this advert on 14 October 2026 at £27,500. 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 7 November 2026: valid until 30 January 2027.

It has had 3 MOTs. The latest, on 5 January 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 40,023 miles, which matches the advertised 42,000 miles.

Advertised mileage is about 11,600 miles lower than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.

Similar cars

21 other 2020 Mercedes-Benz GLC AMG Line Premium Plus 2.0 diesel automatic SUVs are for sale at UK dealers, from £19,195 to £30,475, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLC AMG Line Premium Plus, 2.0 diesel SUV, blue. Mileage: 39,484 miles. Price: £30,475, £2,975 more than this car. Dealer: JMV Cars Ltd of Shorne in Gravesend. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-c1b85ed53b85
• 2020 Mercedes-Benz GLC AMG Line Premium Plus, 2.0 diesel SUV, white. Mileage: 45,000 miles. Price: £21,995, £5,505 less than this car. Dealer: Cars Stop UK in Rochdale. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-d44562641ad9
• 2020 Mercedes-Benz GLC AMG Line Premium Plus, 2.0 diesel SUV, red. Mileage: 47,000 miles. Price: £25,000, £2,500 less than this car. Dealer: Affordable Car Centre in Bedford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-eafcfa3fde7f

• The nearest: 2020 Mercedes-Benz GLC AMG Line Premium Plus, 2.0 diesel SUV, black, 39 miles from this car. Mileage: 56,100 miles. Price: £24,490, £3,010 less than this car. Dealer: S James Prestige in Essendine. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-810e5083e434