Fuel Cost Calculator
Calculate the fuel cost for your trip based on distance, fuel efficiency, and gas price.
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What is Fuel Cost Calculator?
A fuel cost calculator estimates how much you'll spend on gas for a trip based on distance, fuel efficiency, and current gas prices. It's helpful for road trip budgeting, comparing vehicle operating costs, or deciding between driving and flying.
How to Use
- Enter the total trip distance in miles or kilometers
- Enter your vehicle's fuel efficiency (MPG or L/100km)
- Enter the current fuel price per gallon or liter
- View the total fuel needed and estimated trip cost
Formula
Fuel Cost = (Distance / Fuel Efficiency) x Price per Unit
Frequently Asked Questions
- How do I find my car's actual MPG?
- Fill your tank, reset the trip odometer, drive normally until you refill, then divide the miles driven by the gallons used. This gives your real-world MPG, which often differs from the EPA estimate.
- How do I convert MPG to L/100km?
- Divide 235.215 by the MPG value. For example, 30 MPG = 235.215 / 30 = 7.84 L/100km.
- What factors affect fuel efficiency?
- Speed (efficiency drops above 50 mph), tire pressure, AC usage, cargo weight, driving habits (aggressive acceleration/braking), and terrain all significantly affect fuel consumption.