2018 Mercedes-Benz GLC

2.1 GLC220d AMG Line Premium G-Tronic+ 4WD Euro 6 (s/s) 5dr (168 bhp)

£17,800

Fair price: within 8% of the typical £19,144 for this model, age and mileage, drawing on 2,753 adverts of this make and model.

Overview

Make: Mercedes-Benz
Model: GLC
Trim: AMG LINE PREMIUM
Version: 2.1 GLC220d AMG Line Premium G-Tronic+ 4WD Euro 6 (s/s) 5dr (168 bhp)
Mileage: 56,559 miles
Year: 2018
Fuel type: Diesel
Body type: SUV
Engine: 2.1 L
Gearbox: Automatic
Power: 168 bhp
Seats: 5
CO2: 158 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: G-Tronic+
Engine badge: GLC220d
Emissions standard: Euro 6

About this car

This 2018 Mercedes-Benz GLC AMG Line Premium has covered 56,559 miles, around 15,000 fewer than typical for its age. The dealer is asking £17,800, which is £1,344 below our market estimate of £19,144. Our estimate draws on 2,753 Mercedes-Benz GLC adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale 3 days ago. Its recorded MOT is valid until 30 June 2027, and its advertised mileage is consistent with the latest MOT reading. It is for sale at Car Planet Watford in Rickmansworth.

Stock data from 26 October 2026.

How we estimate prices and check cars

Price history

First seen on 24 October 2026, 3 days ago. Advert duration calculated on 27 October 2026.

Recorded asking prices
Date observed	Asking price
24 October 2026	£17,800
26 October 2026	£17,800

Price and mileage comparison

Estimated market asking price: £19,144. The asking price is £1,344 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 2,753 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 15,000 miles lower than typical for a 2018 Mercedes-Benz GLC.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 30 June 2027. 54,006 miles at the last test.

94 other cars with the same year, trim, gearbox and fuel are for sale from £11,495 to £24,849.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£11,495	128,000 miles
£13,250	108,385 miles
£13,290	93,000 miles
£13,300	111,000 miles
£13,495	111,000 miles

These cars have covered 23,000–128,000 miles, compared with 56,559 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

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