calorie to watt-hour
Live calorie (cal) to watt-hour (Wh) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from calorie to watt-hour. Use the converter above for arbitrary values.
| calorie (cal) | → | watt-hour (Wh) |
|---|---|---|
| 0.001 cal | → | 1.1622e-6 Wh |
| 0.01 cal | → | 1.1622e-5 Wh |
| 0.1 cal | → | 0.000116 Wh |
| 0.5 cal | → | 0.000581 Wh |
| 1 cal | → | 0.001162 Wh |
| 2 cal | → | 0.002324 Wh |
| 5 cal | → | 0.005811 Wh |
| 10 cal | → | 0.011622 Wh |
| 100 cal | → | 0.116222 Wh |
| 1,000 cal | → | 1.162222 Wh |
About the calorie
4.184 J. The energy to heat 1 g water by 1 °C.
About the watt-hour
1 W sustained for 1 hour (3600 J).
How calorie to watt-hour conversion works
Both units belong to Energy. Unitbox first expresses the input in the category reference unit (J), then expresses that same quantity in watt-hour.
The right unit depends on the convention used by your industry, country, instrument, or source document.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
Frequently asked questions
Frequently Asked Questions
How do I convert calorie to watt-hour?
Multiply the calorie value by 0.001162 to get it in watt-hour. For example, 10 cal = 0.0116 Wh.
What is 1 cal in Wh?
1 cal = 0.001162 Wh.
What is 100 cal in Wh?
100 cal = 0.1162 Wh.
What is the formula?
Linear: multiply by 0.001162 (the unit factor ratio).
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