calorie per gram to joule per kilogram converter

Convert calorie per gram to joule per kilogram in the Specific energy family. See a sample calculation, unit definitions, and the interactive converter.

Example conversion: 1 cal-g

4184 joule per kilogram

This example is calculated from the same unit registry used by the interactive converter.

Formula and unit definitions

Convert energy per unit mass for fuels, materials and thermodynamics.

target value = source value × source factor ÷ target factor

Source unit: calorie per gram (cal-g), factor 4184, offset 0.

Target unit: joule per kilogram (J-kg), factor 1, offset 0.

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Important note

The calculation is performed locally from the listed unit definitions. Display results are rounded for readability; high-precision and regulated work should use the governing standard and appropriate significant figures.

For high-precision, regulated or safety-critical use, check the underlying standard and its required precision. Historical and approximate units are identified in their names or family descriptions.

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