Fuel Cost Calculator
Calculate fuel costs, compare vehicles, and plan your trip budget
Trip Details
Vehicle Comparison (Optional)
Leave at 0 to skip comparison
For annual cost estimate
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Fuel Efficiency Tips
Improve Your MPG
Maintain proper tire pressure (adds 3% MPG), avoid aggressive driving (saves 10-40%), remove excess weight (1% per 100 lbs), and use cruise control on highways.
When to Fill Up
Fill up early in the morning or late evening when fuel is cooler and denser. Use apps to find the lowest prices in your area. Consider joining fuel rewards programs.
Regular Maintenance
Regular oil changes, clean air filters, and proper tune-ups can improve MPG by up to 4%. Fix check engine lights promptly as they often indicate efficiency issues.
Smart Trip Planning
Combine errands into one trip, use GPS to avoid traffic, and coast to stops when safe. Avoid idling - turn off the engine if stopped for more than 10 seconds.
How to Use This Calculator
- Enter your trip distance in miles
- Input your vehicle's fuel economy (MPG) - check your owner's manual
- Enter the current fuel price per gallon in your area
- Select one-way or round trip
- Optionally compare with another vehicle's MPG
- Add annual miles to see yearly fuel costs
- Click Calculate to see total trip cost and fuel needed
Frequently Asked Questions
How do I calculate fuel cost for a trip?
Divide your trip distance by your vehicle's miles per gallon (MPG) rating to get gallons needed, then multiply by the current fuel price per gallon. For example, a 300-mile trip in a 25 MPG car at $3.50/gallon costs (300 ÷ 25) × $3.50 = $42.00.
What is the average fuel cost per mile?
At current average gas prices of around $3.50 per gallon, a typical car getting 25 MPG costs about $0.14 per mile in fuel alone. A hybrid at 50 MPG costs about $0.07 per mile, and an electric vehicle costs roughly $0.04 per mile in electricity.
How can I improve my vehicle's fuel efficiency?
Maintain proper tire pressure, remove excess weight, avoid aggressive acceleration and braking, use cruise control on highways, keep up with regular maintenance, and combine short trips. These habits can improve fuel economy by 10-30%.
How much does it cost to drive 1,000 miles?
The cost depends on your vehicle's fuel efficiency and gas prices. At $3.50/gallon: a 25 MPG car costs $140, a 35 MPG efficient car costs $100, a 50 MPG hybrid costs $70, and an electric vehicle costs approximately $40 in electricity.
Is it cheaper to drive or fly for long trips?
For solo travelers, flying is often cheaper for trips over 500 miles when accounting for fuel, wear, hotels, and time. However, driving becomes more economical with multiple passengers since you split costs. A family of four driving 500 miles at 25 MPG costs about $70 in fuel, while four plane tickets could cost $400+.