2018 Mercedes-Benz GLC 2.1 GLC220d AMG Line

Overview

• Make: Mercedes-Benz
• Model: GLC
• Trim: AMG Line
• Version: 2.1 GLC220d AMG Line G-Tronic 4WD Euro 6 (s/s) 5dr Coupe (168 bhp)
• Year: 2018
• Mileage: 78,000 miles
• Fuel: Diesel
• Body: SUV, 5 doors, 5 seats
• Engine: 2.1 litres, 168 bhp
• Gearbox: Automatic (G-Tronic)
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 143 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 78,000 miles on the clock, this 2018 Mercedes-Benz GLC AMG Line has done roughly 6,000 more miles than a typical 2018 Mercedes-Benz GLC. The AskCar estimate for this car is £16,404. It is priced at £16,595, which is £191 above that estimate. The AskCar estimate uses 2,850 UK dealer adverts for the Mercedes-Benz GLC, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 163 days ago. Its asking price has since fallen by £1,400. The government's MOT record matches its advertised mileage. You can find this car at Checked Cars in Henley-in-Arden. 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: £191 (1%) over the AskCar estimate of £16,404.

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 163 days.

Price history

AskCar first saw this advert on 28 May 2026 at £17,995. Its asking price is now £16,595, £1,400 less. The latest price cut was seen on 17 September 2026.

Price changes recorded:

• 29 May 2026: £17,995
• 3 June 2026: £17,595
• 23 July 2026: £17,495
• 30 July 2026: £16,995
• 17 September 2026: £16,595

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 28 April 2027.

It failed its MOT on 8 April 2026 (nearside front outer drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt; offside front outer drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt; nearside rear tyre tread depth below requirements of 1.6mm; and 2 more) and passed 21 days later, on 29 April 2026.

There were no advisories at the latest test.

Mileage at that test: 78,051 miles, which matches the advertised 78,000 miles.

Advertised mileage is about 6,000 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, black. Mileage: 78,000 miles. Price: £14,795, £1,800 less than this car. Dealer: LM Motors Group in Worksop. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-b03272a3e93c
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, blue. Mileage: 78,838 miles. Price: £14,998, £1,597 less than this car. Dealer: Arnold Clark Glasgow Royston Road SEAT / CUPRA in Glasgow. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-7e8ffb2a214f
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, white. Mileage: 79,000 miles. Price: £18,995, £2,400 more than this car. Dealer: CarSelect1 in Kilmarnock. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-854f86d983ae

• The nearest: 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, black, 17 miles from this car. Mileage: 88,600 miles. Price: £18,099, £1,504 more than this car. Dealer: Pegasus Cars Sale in Stourbridge. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-81f245285dc8