2018 Mercedes-Benz GLC 2.1 GLC220d AMG Line

Price: £22,990. Fair price: £984 (4%) over the AskCar estimate of £22,006, our expected asking price for this car from its model, age, mileage and specification, drawing on 2,850 priced Mercedes-Benz GLC adverts on AskCar as of 7 November 2026.

AskCar lists 2,954 used Mercedes-Benz GLC from 1,193 UK dealerships, as of 7 November 2026.

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: 24,441 miles
  • Fuel: Diesel
  • Body: SUV, 5 doors, 5 seats
  • Engine: 2.1 litres, 168 bhp
  • Gearbox: Automatic (G-Tronic)
  • Drive: Four-wheel drive
  • Colour: White
  • CO2: 143 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 24,441 miles on the clock, this 2018 Mercedes-Benz GLC AMG Line has done roughly 47,600 fewer miles than a typical 2018 Mercedes-Benz GLC. Its asking price of £22,990 is £984 above the AskCar estimate of £22,006. The AskCar estimate draws on 2,850 Mercedes-Benz GLC adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 29 days ago. Its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Stratstone Mercedes-Benz of Lakeside in West Thurrock. 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: £984 (4%) over the AskCar estimate of £22,006.

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 29 days.

Price history

AskCar first saw this advert on 9 October 2026 at £23,490. Its asking price is now £22,990, £500 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

  • 9 October 2026: £23,490
  • 10 October 2026: £23,890
  • 20 October 2026: £23,300
  • 30 October 2026: £22,990

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 5 October 2027.

It has had 6 MOTs. The latest, on 6 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 24,441 miles, which matches the advertised 24,441 miles.

Advertised mileage is about 47,600 miles lower 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: 33,735 miles. Price: £18,519, £4,471 less than this car. Dealer: Sandicliffe Ford Loughborough in Loughborough. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-773c31539ec1
  • 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, blue. Mileage: 34,634 miles. Price: £24,899, £1,909 more than this car. Dealer: Lookers Mercedes-Benz of Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-adc19b7ecba3
  • 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, white. Mileage: 36,975 miles. Price: £18,495, £4,495 less than this car. Dealer: Georgesons Car Sales in Liverpool. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-547f5cf1a163
  • The nearest: 2018 Mercedes-Benz GLC AMG Line, 2.1 diesel SUV, white, 1 miles from this car. Mileage: 59,000 miles. Price: £15,995, £6,995 less than this car. Dealer: Car Sea in Grays. AskCar page: https://askcar.co.uk/car/mercedes-benz-glc-2018-16c92ca176a1

Browse all Mercedes-Benz GLC cars for sale · 2018 Mercedes-Benz GLC price guide

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Photos

40 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.