Fuel Cost Calculator
Exact fuel cost for any road trip.
Enter your trip distance, your car's fuel economy, and the local fuel price to see the total fuel cost and how many liters you will burn. It works in kilometers and liters, and you can adapt it to miles by converting first. Essential for road-trip budgeting and splitting costs fairly with passengers.
How it's calculated
Liters = distance × fuel economy ÷ 100; total cost = liters × price per liter.
Frequently asked questions
How do I calculate my car's L/100km?
Divide liters used by kilometers driven, then multiply by 100. Our fuel cost calculator shows the liters for any trip — divide by the distance for your own figure.
What is a good fuel economy?
Roughly 6–8 L/100km for an efficient petrol car, 4–6 for a hybrid, and 15–25 kWh/100km for an EV. Highway driving at steady speed is usually the most economical.
Can I split the cost between passengers?
Yes — split the total fuel cost by the number of passengers. Enter the full trip distance once, then divide the cost shown by however many people are sharing.