2020 Mercedes-Benz GLC 2.0 GLC220d Sport

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: Sport
• Version: 2.0 GLC220d Sport G-Tronic+ 4WD Euro 6 (s/s) 5dr (191 bhp)
• Year: 2020
• Mileage: 68,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.0 litres, 191 bhp
• Gearbox: Automatic (G-Tronic+)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 137 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2020 Mercedes-Benz GLC Sport has covered 68,000 miles, around 14,400 more miles than is typical for its age. Its asking price of £17,290 is £865 below the AskCar estimate of £18,155. To work out the AskCar estimate, we analyse UK dealer adverts for 2,850 Mercedes-Benz GLC cars across different ages and specifications. Since we first spotted the advert 36 days ago, the asking price has dropped by £200. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is GTS Automotive, based in Blackburn. 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: £865 (4%) under the AskCar estimate of £18,155.

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 36 days.

Price history

AskCar first saw this advert on 2 October 2026 at £17,490. Its asking price is now £17,290, £200 less. The latest price cut was seen on 18 October 2026.

Price changes recorded:

• 2 October 2026: £17,490
• 18 October 2026: £17,290

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 14 February 2027.

It failed its MOT on 10 February 2026 (windscreen washer provides insufficient washer liquid) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 62,711 miles, which matches the advertised 68,000 miles.

Advertised mileage is about 14,400 miles higher than the median mileage of a 2020 Mercedes-Benz GLC on AskCar.

Similar cars

10 other 2020 Mercedes-Benz GLC Sport 2.0 diesel automatic SUVs are for sale at UK dealers, from £16,000 to £21,969, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz GLC Sport, 2.0 diesel SUV, grey. Mileage: 69,680 miles. Price: £17,460, £170 more than this car. Dealer: Evans Halshaw Hyundai Warrington in Warrington. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-44b0b1dd8f96
• 2020 Mercedes-Benz GLC Sport, 2.0 diesel SUV, grey. Mileage: 72,838 miles. Price: £17,766, £476 more than this car. Dealer: Sparshatts Of Havant in Havant. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-f56aba21e199
• 2020 Mercedes-Benz GLC Sport, 2.0 diesel SUV, white. Mileage: 73,063 miles. Price: £16,995, £295 less than this car. Dealer: Car Brothers NI in Newtownabbey. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-f8f7f2067f30

• The nearest: 2020 Mercedes-Benz GLC Sport, 2.0 diesel SUV, black, 23 miles from this car. Mileage: 90,000 miles. Price: £16,000, £1,290 less than this car. Dealer: Mylson in Manchester. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2020-2b11f4eff736