How much is a 2018 Mercedes-Benz GLCDiesel worth in Ireland?

The median asking price for a 2018 Mercedes-Benz GLCDiesel on the Irish used-car market is around €31,659, based on 3 live listings tracked by Carintel.ie.

How much does a 2018 Mercedes-Benz GLC depreciate per year?

A Mercedes-Benz GLC loses roughly 13.3% of its value per year on the Irish used-car market based on Carintel.ie's regression across active listings.

Is it cheaper to import a 2018 Mercedes-Benz GLC from Northern Ireland?

It depends on spec, mileage and CO2. Carintel.ie compares ROI median prices against Northern Ireland listings' landed cost, including VRT, NOx levy and registration fees, so you can see the saving at a glance on this page.

What are the running costs of a 2018 Mercedes-Benz GLCDiesel?

This page estimates annual running costs for a 2018 Mercedes-Benz GLCDiesel using WLTP consumption data, current Irish fuel and electricity prices, and Irish motor tax bands.

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Analysing market data

Fetching listings · computing fair value · building charts

Engine:All engines 2.1L · 58 3.0L · 3

Filter by trim, gearbox, source

Source:ROI All NI

Market Intelligence

Mercedes-Benz GLC2018

Diesel · 3.0L

34 days avg on market · Low data confidence

High DemandLimited Data

No ROI listings currently available

There are 2 NI listings for this model. Switch to "All" or "NI" source filter above to see pricing data.

Updated 10h ago · ROI · Low confidence

Median listing price

€31,659

private sale ~€27,911 Pricing assumptionsAssumptions· Good condition, full service history· No outstanding finance or damage· Based on ads seen in the past 30 days

Est. trade-in

€21,377 – €25,958

15–30% below private sale

Avg mileage

82k km

typical 58k km

Days listed

34d

avg on market · demand 92/100

AI Market Summary

Solid mid-size SUV with strong driving dynamics, good visibility, and robust diesel engine when well-maintained—popular choice holds value well on Irish market.
Priced fairly relative to rivals (BMW X3, Audi Q5 same age); recent +12% annual uplift reflects diesel demand recovery, but watch for outliers above €29,900.
DPF regeneration is the critical weak point—mainly affects cars doing frequent short trips under 30 km. Fuel injector carbon and EGR valve sticking also reported; full service history essential.
Before purchase, obtain detailed service records and request a DPF/emissions diagnostic test; rough idle or power loss suggests injector fouling or EGR trouble.

AI-generated analysis · Carintel.ie · verify independently before purchasing

Analysis & Insights

Price Analysis Costs Import Recalls & Info

Vehicle specification

Manufacturer WLTP data

Power

212 bhp

Torque

510 Nm

376 lb·ft

0–62 mph

7.25s

139 mph top

Engine

3.0L

3000 cc

Boot space

525L

1500L folded

Seats

5 doors

Fuel economy & emissions

Combined

43.55 mpg

6.5 L/100km

Urban

37.15 mpg

Extra urban

48.7 mpg

Fuel tank

58L

Dimensions

Length

4.69m

4694 mm

Width

1.89m

Height

1.60m

Wheelbase

2.87m

Kerb weight

1,880 kg

2,530 kg gross

Safety & ownership

Euro NCAP

★★★★★

Adult 95% · Child 89%

Insurance

Group 41E

Warranty

3 years

Reliability & Safety Recalls

Mercedes-Benz GLC 2018

Reliability

4/5

The 2018 Mercedes-Benz GLC diesel is a well-built premium SUV with generally solid reliability and strong residual values. Diesel engines are robust but DPF and injector issues can emerge after 100k km; servicing costs are moderate for independents but higher than mainstream rivals. Represents good value for money in the used market if service history is documented.

Known issues

DPF (Diesel Particulate Filter) blockages and regeneration issues, particularly if mostly driven on short journeys; can cost €1,200–1,800 to replace
Fuel injector carbon build-up on 2.1L CDI engines; symptoms include rough idle, loss of power, and increased emissions
EGR valve sticking or failing, causing reduced performance and potential check engine warnings
Transmission shudder or hesitation on the 9-speed automatic (9G-TRONIC) during low-speed manoeuvres or gear changes
Panoramic sunroof rattle or sealing issues leading to water ingress into interior trim
Glow plug relay failures in cold weather, causing extended cranking or no-start conditions

Good for

Refined diesel engine with good fuel economy (45–52 mpg real-world) and strong mid-range torque for motorway cruising
Premium interior quality, intuitive infotainment (COMAND or later MBUX-lite), and excellent driver comfort on long journeys
Good ground clearance and practicality for families; spacious boot (550L) and easy accessibility
Strong safety ratings (5-star Euro NCAP 2015) with comprehensive airbag suite and stability control

Years to avoid: 2015, 2016

AI-generated summary · verify with DVSA & owner forums

Safety Recalls3 found

Brakes2018

Brake hose may crack prematurely, reducing braking efficiency

Remedy: Brake hoses inspected and replaced as preventive measure

RA18/0022

Engine2017

Fuel injectors may crack on certain 2.1L CDI diesel engines, risking fuel leakage and fire hazard

Remedy: Fuel injectors inspected and replaced if necessary

RA17/0010

Airbags2016

Airbag control unit may fail to detect impacts correctly due to software fault

Remedy: Control unit firmware updated or replaced

RA16/0005

AI-generated · verify at gov.uk/check-vehicle-recall

Potential value opportunities

by value score

No listings yet.

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