Calorie to Watt Hour Conversion Calculator

Convert calories to watt hours quickly and easily with our free online calculator.

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About this Converter

This free calories to watt hours converter provides quick and accurate conversions between energy measurements. Simply enter a value in calories and get the equivalent in watt hours instantly.

How to Convert Calorie to Watt Hour

To convert from calories to watt hours, use the conversion calculator above. The calculator uses the precise conversion ratio automatically.

Common Conversions

  • Various calories values convert to watt hours
  • Use the calculator above for precise conversions
  • Results are calculated automatically based on the conversion rate

How to Use

  1. Enter the number of calories in the input field
  2. Select your desired units from the dropdowns if needed
  3. The result in watt hours will be calculated automatically

About the Conversion

The calorie to watt hour conversion is used within the metric system. Both units are part of the metric system used worldwide for measuring energy. This conversion is commonly used in science, engineering, and everyday measurements in most countries.

Set the calculator to your desired defaults above, then copy the code below.

Or set custom default values:

Calorie to Watt Hour Conversion Table

Common Calories to Watt Hours conversions:

Common Calorie to Watt Hour conversion values
Calories (cal) Watt Hours (Wh)
1 0.0012
2 0.0023
3 0.0035
4 0.0046
5 0.0058
10 0.0116
15 0.0174
20 0.0232
25 0.0291
50 0.0581
75 0.0872
100 0.1162
250 0.2906
500 0.5811
1,000 1.1622

Frequently Asked Questions

How many watt hours are in 1 calorie?
There are 0.0012 watt hours in 1 calorie.
How do you convert calories to watt hours?
To convert calories to watt hours, multiply the number of calories by 0.0012. For example, 5 calories = 0.0058 watt hours.
How many calories are in 1 watt hour?
There are 860.4207 calories in 1 watt hour.

Energy Conversion Table

Select a conversion from the table below. Click any cell to convert between units.

From / To British Thermal Unit Calorie Foot Pound Joule Kilocalorie Kilojoule Kilowatt Hour Watt Hour
British Thermal Unit — British Thermal Unit to Calorie British Thermal Unit to Foot Pound British Thermal Unit to Joule British Thermal Unit to Kilocalorie British Thermal Unit to Kilojoule British Thermal Unit to Kilowatt Hour British Thermal Unit to Watt Hour
Calorie Calorie to British Thermal Unit — Calorie to Foot Pound Calorie to Joule Calorie to Kilocalorie Calorie to Kilojoule Calorie to Kilowatt Hour Calorie to Watt Hour
Foot Pound Foot Pound to British Thermal Unit Foot Pound to Calorie — Foot Pound to Joule Foot Pound to Kilocalorie Foot Pound to Kilojoule Foot Pound to Kilowatt Hour Foot Pound to Watt Hour
Joule Joule to British Thermal Unit Joule to Calorie Joule to Foot Pound — Joule to Kilocalorie Joule to Kilojoule Joule to Kilowatt Hour Joule to Watt Hour
Kilocalorie Kilocalorie to British Thermal Unit Kilocalorie to Calorie Kilocalorie to Foot Pound Kilocalorie to Joule — Kilocalorie to Kilojoule Kilocalorie to Kilowatt Hour Kilocalorie to Watt Hour
Kilojoule Kilojoule to British Thermal Unit Kilojoule to Calorie Kilojoule to Foot Pound Kilojoule to Joule Kilojoule to Kilocalorie — Kilojoule to Kilowatt Hour Kilojoule to Watt Hour
Kilowatt Hour Kilowatt Hour to British Thermal Unit Kilowatt Hour to Calorie Kilowatt Hour to Foot Pound Kilowatt Hour to Joule Kilowatt Hour to Kilocalorie Kilowatt Hour to Kilojoule — Kilowatt Hour to Watt Hour
Watt Hour Watt Hour to British Thermal Unit Watt Hour to Calorie Watt Hour to Foot Pound Watt Hour to Joule Watt Hour to Kilocalorie Watt Hour to Kilojoule Watt Hour to Kilowatt Hour —