Finance calculator
Fuel Cost Calculator
Estimate trip fuel use and cost from distance, vehicle efficiency, and fuel price.
Formula
Fuel trip cost formula
Actual fuel cost can vary with traffic, speed, load, weather, driving style, and local fuel taxes.
Fuel needed = distance x fuel efficiency / 100; trip cost = fuel needed x fuel price
A 250 km trip at 7.5 L/100 km uses 18.75 L. At 1.35 per L, the trip costs about 25.31.
FAQs
What does L/100 km mean?+
It means how many liters of fuel the vehicle uses to travel 100 kilometers. Lower values are more efficient.
Can I use this for petrol, diesel, or gas?+
Yes. Enter the price per liter for the fuel type you use.
How does the Fuel Cost Calculator calculate the result?+
It uses the Fuel trip cost formula: Fuel needed = distance x fuel efficiency / 100; trip cost = fuel needed x fuel price. A 250 km trip at 7.5 L/100 km uses 18.75 L. At 1.35 per L, the trip costs about 25.31.
What information do I need to use the Fuel Cost Calculator?+
Estimate trip fuel use and cost from distance, vehicle efficiency, and fuel price.
How accurate is the Fuel Cost Calculator?+
Fuel Cost Calculator applies the formula and assumptions shown on this page. Results may be rounded for readability, so verify changing rates, thresholds, medical guidance, or legal rules with the cited source or a qualified professional.
What should I check before using the Fuel Cost Calculator result?+
Check that the units, dates, rates, and assumptions match your situation. Change one input at a time to understand which values have the largest effect on the result.
Finance guide
How to use the Fuel Cost Calculator
Estimate trip fuel use and cost from distance, vehicle efficiency, and fuel price. The page also explains the fuel trip cost formula and shows a practical example: A 250 km trip at 7.5 L/100 km uses 18.75 L. At 1.35 per L, the trip costs about 25.31.
- 1
Enter your details
Enter distance, vehicle efficiency, and fuel price, then complete any other fields shown in the calculator.
- 2
Check the calculation
Review the result alongside the fuel trip cost formula: Fuel needed = distance x fuel efficiency / 100; trip cost = fuel needed x fuel price.
- 3
Compare scenarios
Change one or more inputs to see how they affect the fuel Cost Calculator result before you use the estimate.
Was this calculator useful?
0/1200