Converters
12
Calories to Kilocalories Converter
Convert calories to kilocalories instantly with the formula, worked examples, rounding guidance, and related energy conversions.
Units
85
Mode
Live
Pair-specific conversion guide
Calorie to Kilocalorie formula
Use this Calorie to Kilocalorie page for direct energy conversions. The calculator keeps the exact cal to kcal relationship on the page, so the result, formula, and examples all describe this specific pair.
Formula model
1 cal = 0.001 kcal
1 Calorie equals
Quick factor: 1 cal = 0.001 kcal.
The current calculator value is 1 cal, which equals 0.001 kcal.
Use the conversion table to compare 1 cal with the other units in the same category.
Energy units can describe electricity, heat, or nutrition, so retain the unit symbol with every result.
Precision and rounding
The calculation uses the catalog's fixed conversion factors between cal and kcal. Full decimal precision is kept for the calculation; only the displayed value is rounded for readability.
Reference: NIST conversion factorsEnergy
Popular conversions
Kilocalories to Calories Converter
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Conversion table
1 Calorie equals
| Unit | Value |
|---|---|
| Joule J | 4.184 |
| Kilojoule kJ | 0.004184 |
| Kilocalorie kcal | 0.001 |
| Watt-hour Wh | 0.00116222222222 |
| Kilowatt-hour kWh | 1.16222222222E-06 |
| British thermal unit BTU | 0.00396566683139 |
FAQ
Calorie to Kilocalorie questions
How do you convert Calorie to Kilocalorie?
Use the formula 1 cal = 0.001 kcal. As a quick check, 1 cal equals 0.001 kcal.
Is the Calorie to Kilocalorie conversion exact?
This page uses fixed constants from the Converter Science catalog. Displayed results are rounded only to keep the page readable.