Diesel, hybrid, petrol and plug-in hybrid · 2016–2026

Mercedes-Benz GLC

Fuel use, running costs and specs for the Mercedes-Benz GLC. By the official figures, the 2026 uses 8.3 L/100km: 34 mpg UK, 28 mpg US.

Fuel use
8.3 L/100km
2026 official
UK mpg
34 mpg
US mpg
28 mpg
Seats
5

What a GLC costs to run

At today's average petrol prices, by its official fuel use.

CountryAverage price todayCost to driveA typical year
New Zealand$2.94/L petrol$24.46 per 100 km$2,691
Australia$2.41/L petrol$20.07 per 100 km$2,228
United Kingdom£1.74/L petrol£23.35 per 100 miles£1,635
United States$4.35/gal petrol$15.40 per 100 miles$2,079

A typical year: New Zealand 11,000 km (Ministry of Transport's average for a light vehicle); Australia 11,100 km (ABS Survey of Motor Vehicle Use average); United Kingdom 11,265 km (DfT National Travel Survey average of about 7,000 miles); United States 21,726 km (FHWA average of about 13,500 miles). Real costs depend on how and where you drive. Work out a particular trip.

Official figures by year

From the US EPA, the UK's DfT and NZTA, newest first.

YearFuelUsesUKUSRange
2026Plug-in hybrid1.5 L/100km186 mpg155 mpg—
2026Hybrid8.3 L/100km34 mpg28 mpg—
2025Plug-in hybrid3.3 L/100km86 mpg72 mpg—
2025Petrol8.2 L/100km34 mpg29 mpg—
2025Hybrid8.1 L/100km35 mpg29 mpg—
2024Plug-in hybrid7.3 L/100km39 mpg32 mpg—
2024Petrol10.4 L/100km27 mpg23 mpg—
2024Hybrid8.1 L/100km35 mpg29 mpg—
2023Plug-in hybrid2.4 L/100km118 mpg98 mpg—
2023Petrol9.3 L/100km30 mpg25 mpg—
2023Hybrid7.7 L/100km37 mpg31 mpg—
2022Plug-in hybrid2.4 L/100km118 mpg98 mpg—
2022Petrol9.5 L/100km30 mpg25 mpg—
2021Plug-in hybrid2.6 L/100km109 mpg90 mpg—
2021Petrol9.7 L/100km29 mpg24 mpg—
2021Diesel6.6 L/100km43 mpg36 mpg—
2020Plug-in hybrid2.6 L/100km109 mpg90 mpg—
2020Petrol8.8 L/100km32 mpg27 mpg—
2020Diesel6.8 L/100km42 mpg35 mpg—
2019Petrol8.3 L/100km34 mpg28 mpg—
2019Diesel5.7 L/100km49 mpg41 mpg—
2018Petrol8.9 L/100km32 mpg26 mpg—
2018Diesel5.7 L/100km50 mpg41 mpg—
2017Petrol8.6 L/100km33 mpg27 mpg—
2017Diesel5.4 L/100km52 mpg44 mpg—
2016Petrol7.7 L/100km37 mpg30 mpg—
2016Diesel5.3 L/100km53 mpg44 mpg—

Mercedes-Benz GLC questions

What is the fuel consumption of the Mercedes-Benz GLC?

The 2026 Mercedes-Benz GLC uses 8.3 L/100km by its official figures: 34 mpg in UK gallons and 28 mpg in US gallons. Each year's figures are listed below.

How much does a Mercedes-Benz GLC cost to run a year?

At today's average petrol prices and a typical year's driving: $2,691 in New Zealand, $2,228 in Australia, £1,635 in United Kingdom, $2,079 in United States.

Cars like the GLC

From other makes, closest in what they use.

More from Mercedes-Benz

Every Mercedes-Benz

What will a drive in your GLC cost?

Roadtrip works out the fuel or charging cost of any drive for your exact car, finds the cheapest stations on the way, and splits it between everyone in the car.

Rated 4.7 by drivers · 700,000 downloads

The Roadtrip app showing a drive into London that costs £4.81 each, with fuel prices along the way