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Mercedes-Benz GLC-Class Plug-in hybrid · 185 kW (252 hp)

Official (WLTP)L/100 km
Real worldL/100 km
+976%

Measured by the on-board fuel meters of 5,764 cars · 2024 data

Real-world consumption is 976% above official. 186 of the other 187 plug-in hybrids in the data come closer to their official figure.

How much is driven on electricity

Owners drive 41% of their kilometres in electric mode with the engine off.

A further 8% is driven with a charged battery but the engine running.

They charge on average 11.6 kWh from the grid per 100 km driven.

Official electric range: 127 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 4.0 and 7.4 L/100 km. The most economical tenth stays under 2.7; the thirstiest tenth uses more than 8.9.

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€166€1,779+€494+€1,613
Austria 1.86 €/L€154€1,651+€569+€1,497
Belgium 1.98 €/L€163€1,750+€624+€1,587
Bulgaria 1.65 €/L€136€1,459+€234+€1,323
Croatia 1.80 €/L€149€1,596+€317+€1,447
Cyprus 1.76 €/L€145€1,558+€469+€1,412
Czechia 1.86 €/L€153€1,645+€503+€1,492
Denmark 2.66 €/L€219€2,352+€414+€2,133
Estonia 1.92 €/L€158€1,699+€369+€1,541
Finland 2.32 €/L€191€2,052+€470+€1,861
France 2.21 €/L€182€1,958+€434+€1,775
Germany 2.21 €/L€183€1,959+€631+€1,777
Greece 2.20 €/L€181€1,946+€419+€1,765
Hungary 1.75 €/L€145€1,552+€199+€1,408
Ireland 1.98 €/L€164€1,755+€675+€1,591
Italy 2.02 €/L€167€1,789+€548+€1,622
Latvia 1.94 €/L€160€1,720+€421+€1,559
Lithuania 1.93 €/L€159€1,704+€377+€1,545
Luxembourg 1.88 €/L€155€1,660+€353+€1,505
Malta 1.34 €/L€111€1,186+€221+€1,075
Netherlands 2.46 €/L€203€2,179+€426+€1,976
Poland 1.57 €/L€130€1,389+€523+€1,260
Portugal 2.11 €/L€174€1,867+€413+€1,693
Romania 1.90 €/L€157€1,680+€495+€1,523
Slovakia 1.85 €/L€152€1,634+€346+€1,481
Slovenia 1.76 €/L€145€1,558+€369+€1,413
Spain 1.79 €/L€148€1,584+€438+€1,436
Sweden 1.69 €/L€140€1,497+€534+€1,358

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
Germany2,4786.3+7%
France1,6615.9−1%
Netherlands2834.8−18%
Belgium1935.7−4%
Sweden1874.1−31%
Italy1575.9−1%
Poland1535.7−3%
Austria1225.8−2%
Portugal1065.2−12%
Finland974.1−31%
Romania626.3+7%
Hungary575.3−11%

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
20231,4310.65.8+958%
20245,7640.65.9+973%

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

About this data

Cars in the data5,764 (2024)
Names in the registration dataGLC 400 E 4MATIC
Registration years2022, 2023, 2024
Engine size1,999 cm³
Average mass in running order2,351 kg
Average distance on the meter19,668 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.