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Vehicle Fuels Calculator

Estimate annual CO₂e from fleet or personal vehicle fuel use. Factors shown per fuel.

Enter annual fuel consumption. Results update as you type. All factors are US EPA 2023; blends use documented assumptions.

Gasoline & Diesel

Biodiesel Blends (B20, B10, B5, B2)

Ethanol & Other Fuels

Supporting tools: Visual Scale Visualization · Fuel Comparison Analysis