2020 Mercedes-Benz GLC 2.0 GLC300de AMG Line Premium

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line Premium
• Version: 2.0 13.5kWh GLC300de AMG Line Premium G-Tronic+ 4WD Euro 6 (s/s) 5dr (302 bhp)
• Year: 2020
• Mileage: 46,600 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: 47 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 46,600 miles on the clock, this 2020 Mercedes-Benz GLC AMG Line Premium has done roughly 6,900 fewer miles than a typical 2020 Mercedes-Benz GLC. The dealer is asking £22,490, which is £791 below the AskCar estimate of £23,281. To work out the AskCar estimate, we analyse UK dealer adverts for 2,814 Mercedes-Benz GLC cars across different ages and specifications. The asking price is now £2,500 lower than when we first recorded the advert 164 days ago. Our records show an MOT expiry date of 29 October 2026, which has passed. Ask the dealer for an update. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is advertised by S James Prestige in Stamford. 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

Fair price: £791 (3%) under the AskCar estimate of £23,281.

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 2020 Mercedes-Benz GLC with the 2.0 plug-in hybrid engine is typically advertised at £22,000: the median of the 209 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2020 Mercedes-Benz GLC has been on sale for at least 164 days.

Price history

AskCar first saw this advert on 28 May 2026 at £24,990. Its asking price is now £22,490, £2,500 less. The latest price cut was seen on 6 November 2026.

Price changes recorded:

• 29 May 2026: £24,990
• 7 June 2026: £24,490
• 14 July 2026: £23,990
• 19 August 2026: £23,490
• 25 September 2026: £22,990
• 6 November 2026: £22,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 8 November 2026: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT.

It failed its MOT on 7 October 2025 (nearside rear tyre has a cut in excess of the requirements deep enough to reach the ply or cords) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 43,762 miles, which matches the advertised 46,600 miles.

Advertised mileage is about 6,900 miles lower than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.

Similar cars

4 other 2020 Mercedes-Benz GLC AMG Line Premium 2.0 plug-in hybrid automatic SUVs are for sale at UK dealers, from £19,994 to £25,995, as of 8 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 plug-in hybrid SUV, black. Mileage: 48,991 miles. Price: £25,995, £3,505 more than this car. Dealer: A1 Auto Solutions in Maidenhead. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-f040f46d679f
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 plug-in hybrid SUV, black. Mileage: 52,315 miles. Price: £21,600, £890 less than this car. Dealer: Car Planet Watford in Watford. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-382e38a5548b
• 2020 Mercedes-Benz GLC AMG Line Premium, 2.0 plug-in hybrid SUV, silver. Mileage: 35,104 miles. Price: £24,990, £2,500 more than this car. Dealer: Car City UK Catterick in Catterick. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-6f9056df0771