Fuel Cost Calculator

Calculate fuel consumption, trip cost, and compare gasoline vs ethanol efficiency for your vehicle.

📋 Data Entry

Mode

Distance (miles)

Fuel Efficiency (mpg)

Fuel Price ($/gallon)

📄 Result

Result

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⚠️ Results for informational purposes only. Consult a professional for financial decisions.

About this calculator

The fuel cost calculator helps you plan road trips and compare fuel options. Ethanol (E85) is cheaper per gallon but has ~25% less energy density, so you get fewer miles per gallon. Use the compare mode to find which is actually cheaper per mile.

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