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Ethanol Blend Calculator
Blend Estimator
Final % Ethanol = ((A × V_A) + (B × V_B)) / (V_A + V_B)
Fuel A (e.g. Pump Gas)
Fuel B (e.g. E85)
Scratchpad / Quick Notes
* Note: This scratchpad is temporary and will be cleared when you leave or refresh the page.
Comparison Log & Run History
No calculations logged yet.
Perform a calculation and click "Log Current Run" to save it for side-by-side comparison.
* Runs are stored temporarily in your active session and will be cleared when you leave this page.
Quick-Swap Unit Converter
Quick Preset Blends
These presets mix generic E10 pump premium gas with standard E85.