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Mercedes-Benz GLC-Class Plug-in hybrid · 155 kW (211 hp)

Official (WLTP)L/100 km
Real worldL/100 km
+223%

Measured by the on-board fuel meters of 16,900 cars · 2024 data

Real-world consumption is 223% above official. 33 of the other 187 plug-in hybrids in the data come closer to their official figure.

How much is driven on electricity

Owners drive 22% of their kilometres in electric mode with the engine off.

A further 7% is driven with a charged battery but the engine running.

They charge on average 6.5 kWh from the grid per 100 km driven.

Official electric range: 45 km.

The official WLTP figure for plug-in hybrids assumes a share of electric driving based on range. When cars are charged less often than assumed, real consumption is far higher.

How much drivers actually use

Half of the cars use between 5.9 and 8.8 L/100 km. The most economical tenth stays under 4.6; the thirstiest tenth uses more than 9.8.

Each bar is a 0.5 L range; its height and the figure above it show what share of cars fall in that range.

L/100 km · Each car’s lifetime average from its fuel meter. Cars with less than 1,000 km are left out.

Is my consumption normal?

L/100 km

Trip computers are often a few percent optimistic. Short trips, winter, motorways and towing raise consumption.

What it costs to fuel

CountryAt officialAt realChargingDifference
EU weighted average 2.01 €/L€699€2,255+€274+€1,556
Austria 1.86 €/L€649€2,093+€316+€1,444
Belgium 1.98 €/L€688€2,218+€346+€1,530
Bulgaria 1.65 €/L€574€1,850+€130+€1,276
Croatia 1.80 €/L€627€2,023+€176+€1,396
Cyprus 1.76 €/L€612€1,975+€260+€1,362
Czechia 1.86 €/L€647€2,086+€279+€1,439
Denmark 2.66 €/L€925€2,982+€230+€2,057
Estonia 1.92 €/L€668€2,154+€205+€1,486
Finland 2.32 €/L€807€2,602+€261+€1,795
France 2.21 €/L€770€2,482+€241+€1,712
Germany 2.21 €/L€770€2,484+€351+€1,714
Greece 2.20 €/L€765€2,467+€233+€1,702
Hungary 1.75 €/L€610€1,968+€110+€1,358
Ireland 1.98 €/L€690€2,225+€375+€1,535
Italy 2.02 €/L€703€2,268+€304+€1,564
Latvia 1.94 €/L€676€2,180+€234+€1,504
Lithuania 1.93 €/L€670€2,160+€209+€1,490
Luxembourg 1.88 €/L€653€2,105+€196+€1,452
Malta 1.34 €/L€466€1,503+€123+€1,037
Netherlands 2.46 €/L€857€2,762+€236+€1,906
Poland 1.57 €/L€546€1,762+€291+€1,215
Portugal 2.11 €/L€734€2,367+€229+€1,633
Romania 1.90 €/L€661€2,130+€275+€1,469
Slovakia 1.85 €/L€642€2,071+€192+€1,429
Slovenia 1.76 €/L€613€1,976+€205+€1,363
Spain 1.79 €/L€623€2,008+€243+€1,385
Sweden 1.69 €/L€589€1,898+€297+€1,310

Fuel prices including taxes from the European Commission Weekly Oil Bulletin of 12 October 2026. Cost = consumption × price × distance. The default distance is an example; change it to yours.

Official and real columns are fuel only. The charging column adds the electricity these cars draw from the grid on average, at household prices (Eurostat).

Other Mercedes-Benz GLC-Class engines

Similar cars from other models

Same powertrain, similar power and weight.

By country

CountrycarsReal world
Germany7,0367.8+4%
France3,8747.7+3%
Finland9225.9−21%
Netherlands7857.1−5%
Sweden6096.4−14%
Spain6057.3−3%
Poland5287.4−2%
Italy3868.2+10%
Romania3848.5+13%
Norway2776.7−11%
Hungary2587.6+1%
Portugal2437.0−6%
Belgium2406.8−9%
Austria2097.3−2%
Greece1337.1−5%
Luxembourg1247.2−3%
Denmark1107.0−6%
Ireland576.7−10%

Countries with at least 50 cars of this engine. Differences reflect climate, roads and driving habits as well as the car.

By reporting year

carsOfficial (WLTP)Real worldGap
20215,5782.37.6+236%
202215,1712.37.5+227%
202315,9092.37.5+224%
202416,9002.37.5+222%

The same cars are reported again each year with their lifetime totals, so years are not added together.

About this data

Cars in the data16,900 (2024)
Names in the registration dataGLC 300 E 4MATIC
Registration years2021, 2022, 2023, 2024
Engine size1,991 cm³
Average mass in running order2,033 kg
Average distance on the meter51,793 km

Hybrid includes mild hybrids (48 V) as registered by the manufacturer.

Source: European Environment Agency, real-world CO₂ emissions from cars, 2024 data (CC BY 4.0), based on on-board fuel consumption meters (Regulation (EU) 2019/631, Article 12). Grouping by model and engine, averages and percentiles by RealFuelConsumption. Not affiliated with the EEA or the manufacturer.