2018 Mercedes-Benz GLC 2.1 GLC250d AMG Line

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line
• Version: 2.1 GLC250d AMG Line G-Tronic 4WD Euro 6 (s/s) 5dr (201 bhp)
• Year: 2018
• Mileage: 89,960 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.1 litres, 201 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Black
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 89,960 miles, this 2018 Mercedes-Benz GLC AMG Line has covered about 18,000 more miles than other 2018 Mercedes-Benz GLC cars. The AskCar estimate for this car is £15,363. It is priced at £14,990, which is £373 below that estimate. 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 112 days ago, the asking price has dropped by £1,705. The government's MOT record matches its advertised mileage. You can find this car at Bowen Automotive in Merthyr Tydfil. 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: £373 (2%) under the AskCar estimate of £15,363.

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 2018 Mercedes-Benz GLC with the 2.1 diesel engine is typically advertised at £16,500: the median of the 239 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Mercedes-Benz GLC has been on sale for at least 112 days.

Price history

AskCar first saw this advert on 18 July 2026 at £16,695. Its asking price is now £14,990, £1,705 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 18 July 2026: £16,695
• 21 July 2026: £16,495
• 30 July 2026: £15,995
• 11 August 2026: £15,495
• 20 October 2026: £14,990

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 April 2027.

It has had 7 MOTs. The latest, on 15 April 2026, passed.

Advisories at the latest test: brake pad(s) wearing thin both front approx 3mm left?.

Mileage at that test: 89,084 miles, which matches the advertised 89,960 miles.

Advertised mileage is about 18,000 miles higher than the median mileage of a 2018 Mercedes-Benz GLC on AskCar.

Similar cars

60 other 2018 Mercedes-Benz GLC AMG Line 2.1 diesel automatic SUVs are for sale at UK dealers, from £11,500 to £24,899, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, white. Mileage: 90,000 miles. Price: £14,999, the same price as this car. Dealer: AB Car Sales in Gunnislake. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-d949a03ede8a
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, black. Mileage: 88,600 miles. Price: £18,099, £3,109 more than this car. Dealer: Pegasus Cars Sale in Stourbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-81f245285dc8
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, grey. Mileage: 88,000 miles. Price: £12,990, £2,000 less than this car. Dealer: D & R Trade in Nottingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-6d28a9e9eb3e