Watt-hour to Kilowatt-hour Converter (Wh to kWh)

How to Convert Watt-hour to Kilowatt-hour

Formula: Kilowatt-hour = Watt-hour × 0.001

Example: 1 Wh = 0.001 kWh

You can also use the interactive converter above. Simply enter any Watt-hour value and the equivalent Kilowatt-hour value will appear instantly. Click the ⇄ button to reverse the conversion.

Beyond the calculator above, it helps to understand what these two units actually represent and where you will run into them in everyday life.

What is Watt-hour and Kilowatt-hour?

A Watt-hour (Wh) is a small electrical energy unit equal to one-thousandth of a kilowatt-hour.

A Kilowatt-hour (kWh) is the standard unit used to measure and bill electricity consumption.

Real World Uses of Watt-hour to Kilowatt-hour Conversion

• Watt-hour: Commonly used for rating phone, laptop and power bank battery capacity.
• Kilowatt-hour: Commonly used for rating solar panel and battery energy production.

Frequently Asked Questions

What is the formula to convert Watt-hour to Kilowatt-hour?

The formula is: Kilowatt-hour = Watt-hour x 0.001. Multiply any Watt-hour value by 0.001 to get the equivalent in Kilowatt-hour.

What is 1 Watt-hour in Kilowatt-hour?

1 Wh = 0.001 kWh.

How many Watt-hour are in 1 Kilowatt-hour?

1 kWh = 1000 Wh.

Is Watt-hour bigger or smaller than Kilowatt-hour?

Watt-hour is smaller than Kilowatt-hour. 1 Kilowatt-hour = 1000 Wh.