Energy
Kilocalories to Watt-hours
Convert kilocalories to watt-hours instantly.
About this conversion
Kilocalories (kcal) — commonly called "calories" — are used on food labels and in dietary calculations. Watt-hours (Wh) are used for battery capacity and electricity consumption reports. 1 Kilocalories equals 1.1622 watt-hours. The converter above calculates the result instantly — you can also swap the units to convert in the other direction.
How to use
Enter a value in the kilocalories field and instantly see the result in watt-hours. Click the swap button to reverse the conversion.
Manual calculation
1 kilocalories = 1.1622 watt-hours. Example: 10 kcal = 11.622 Wh.
Frequently asked questions
How do you convert kilocalories to watt-hours?
Multiply the number of kilocalories by 1.1622 to get watt-hours. Example: 10 kcal × 1.1622 = 11.622 Wh.
Are kilocalories bigger or smaller than watt-hours?
Kilocalories is larger than Watt-hours. One kilocalorie equals 1.1622 watt-hours, so the result is a larger number when converting from kilocalories to watt-hours.
What is 5 kilocalories in watt-hours?
5 kcal equals 5.8111 Wh.
How many kilocalories are in 1 watt-hour?
1 Wh equals 0.86042 kcal. This is the reverse conversion — useful if you have a value in watt-hours and want it in kilocalories.
What is kilocalorie?
Kilocalories (kcal) — commonly called "calories" — are used on food labels and in dietary calculations.
What is watt-hour used for?
Watt-hours (Wh) are used for battery capacity and electricity consumption reports.