Mercedes-Benz GLS fuel cost
Petrol · 11.1 L/100km (21 MPG) · priced at today's US average petrol price of $4.16/gal.
The distance assumption is the same in every unit — 12,000 mi a year, which is 19,312 km — so only the presentation changes, never the cost.
Is the GLS cheap to run?
The same 12,000 miles (19,312 km) a year, the same prices — only the car changes.
The Mercedes-Benz GLS is cheaper to fuel than 13% of every car on FuelWide — same mileage, same prices, no other assumptions.
What it adds up to
Fuel only, at today's prices — the bill nobody adds up before they buy.
Switching to electric would cut that to about $443 a year in a Lucid Air on home charging — $1,911 saved a year, $9,554 over five. Fuel only; the EV savings calculator takes your own mileage and electricity rate.
This car around the world
The same Mercedes-Benz GLS, fuelled at each market's official average price this week — in the currency you'd pay at the pump, with a per-year USD column so markets compare directly.
| Market | Per 100 km | Per year (USD) |
|---|---|---|
| United States | $12.19 | $2,354 |
| Canada | C$19.48 | $2,715 |
| Germany | €25.87 | $5,792 |
| United Kingdom | £18.25 | $4,761 |
| France | €23.48 | $5,256 |
| Spain | €20.16 | $4,513 |
| Italy | €22.59 | $5,057 |
| Netherlandspriciest | €27.37 | $6,128 |
| Poland | €20.11 | $4,503 |
| Bulgaria | €17.44 | $3,904 |
| Japan | ¥1,918 | $2,684 |
| China | CN¥86.58 | $2,485 |
| India | ₹1,119 | $2,783 |
| Türkiye | ₺674 | $3,355 |
| United Arab Emiratescheapest | AED 30.85 | $1,739 |
| South Africa | R254 | $2,733 |
| Brazil | R$69.08 | $2,435 |
| Mexico | MX$263 | $2,733 |
| Australia | A$20.86 | $2,684 |
| New Zealand | NZ$30.26 | $3,529 |
Per-year column converts every market to USD at ECB rates (2026-09-11) over 19,312 km (12,000 mi), so markets compare directly. Cheapest of these markets this week: United Arab Emirates (AED ). Priciest: Netherlands.
Fuel economy, every unit
| Economy (US) | 21 MPG |
| Consumption | 11.1 L/100 km |
| UK MPG (imperial) | 25 MPG |
| Distance per gallon | 21 mi |
| Fuel per year | 566 gal |
| CO₂ per year | 5.0 t |
Your mileage, your country, live prices.
What an EV would save you over the years.
Frequently asked questions
How much does it cost to fuel a Mercedes-Benz GLS?
At today's US average prices, a Mercedes-Benz GLS costs about $19.62 per 100 miles ($12.19 per 100 km), roughly $196 a month and $2,354 a year at 12,000 miles (19,312 km) a year.
How much does a Mercedes-Benz GLS cost to run in Europe?
Using this week's official prices, the same car costs about €25.87 per 100 km in Germany and £18.25 per 100 km in the UK — the worldwide table on this page covers 20 markets in local currency.
What is the fuel economy of the Mercedes-Benz GLS?
This petrol GLS uses about 11.1 L/100km (21 MPG).
Is a Mercedes-Benz GLS cheap to run?
Compared with the 488 cars FuelWide prices, the Mercedes-Benz GLS is cheaper to fuel than 13% of them — about $2,354 a year against a typical petrol car's $1,569 and a typical electric car's $565, all at the same 12,000 miles (19,312 km) a year.
How much would I save switching from a Mercedes-Benz GLS to an electric car?
About $1,911 a year in fuel alone. The Lucid Air, the most efficient EV we price, costs roughly $443 a year to charge at home against $2,354 to fuel the GLS — $9,554 over five years. That is fuel only: purchase price, insurance, tax and public rapid charging all move the total.
How much fuel does a Mercedes-Benz GLS use in a year?
About 566 US gallons (2,144 litres) over 12,000 miles (19,312 km), at its combined 11.1 L/100km (21 MPG). That is roughly 47 gallons a month, or a full tank every 26 miles on a 15-gallon tank.
How can I calculate the cost for my mileage and country?
Use the FuelWide fuel cost calculator to enter your annual distance and local prices, or the EV savings calculator to compare it against an electric car over the years.
US cards use national average prices ($4.16/gal regular, $5.97/gal diesel, $0.17/kWh) and manufacturer combined efficiency; the worldwide table uses each market's official weekly average and ECB exchange rates. Your driving, region and electricity rate will vary. Not affiliated with Mercedes-Benz.