Beer ABV Calculator

Calculate alcohol by volume (ABV) for homebrew beer from original and final gravity readings.

Gravity Readings

Alcohol Content

ABV (Standard)
5.25%
ABW
4.17%

ABV Formulas Comparison

Standard Formula5.25%
Alternate (High ABV)5.34%
Simple Formula5.24%

Fermentation Stats

Original Gravity1.050 (12.4°P)
Final Gravity1.010 (2.6°P)
Apparent Attenuation80.0%
Real Attenuation65.5%
Calories (12oz)191 cal
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Editorial Note

MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: Standard Mathematical References

by Various

🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.