Battery Energy Density

Calculate battery energy density, capacity, and performance metrics.

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Updated January 2025
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Battery Energy Density Calculator

Gravimetric & Volumetric

Battery Properties

Battery Energy Density

Energy density is the amount of energy stored in a battery per unit of mass (gravimetric) or volume (volumetric). A higher energy density enables a battery to store more energy without increasing its size or weight. Total energy is calculated as Voltage × Capacity.