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: 84,450 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

This 2018 Mercedes-Benz GLC AMG Line is advertised with 84,450 miles, approximately 12,500 above the typical mileage for its age. Its asking price of £15,300 is £405 below the AskCar estimate of £15,705. The AskCar estimate uses UK dealer asking prices, including 2,850 Mercedes-Benz GLC adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 66 days ago. Its asking price has since fallen by £1,500. We checked its advertised mileage against the government's MOT record, and they match. The seller is Marshall OMODA & JAECOO Nottingham, based in Nottingham. 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: £405 (2%) under the AskCar estimate of £15,705.

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 66 days.

Price history

AskCar first saw this advert on 2 September 2026 at £16,800. Its asking price is now £15,300, £1,500 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 2 September 2026: £16,800
• 17 September 2026: £16,500
• 23 September 2026: £16,400
• 25 September 2026: £16,500
• 2 October 2026: £16,000
• 9 October 2026: £15,900
• 17 October 2026: £15,800
• 30 October 2026: £15,300

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 10 March 2027.

It has had 7 MOTs. The latest, on 11 March 2026, passed.

Advisories at the latest test: rear brake pad(s) wearing thin; rear brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 82,637 miles, which matches the advertised 84,450 miles.

Advertised mileage is about 12,500 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, blue. Mileage: 86,171 miles. Price: £13,150, £2,150 less than this car. Dealer: Evans Halshaw Vauxhall Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-c353636c3acd
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, grey. Mileage: 86,483 miles. Price: £16,989, £1,689 more than this car. Dealer: The Car Guys in Dunstable. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-7a0a496e8535
• 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, grey. Mileage: 81,961 miles. Price: £15,100, £200 less than this car. Dealer: Pro Auto Cars in Hook. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-e03e87e70c88

• The nearest: 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, grey, 5 miles from this car. Mileage: 88,000 miles. Price: £12,990, £2,310 less than this car. Dealer: D & R Trade in Nottingham. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-6d28a9e9eb3e