Calorie to Watt-hour Converter | Energy Converter
Convert 1 calorie to watt-hours. 1 calorie = 0.0012 watt-hours. Easy energy conversion calculator for calorie to wh. Accurate results for physics, engineering, and nutrition.
Calorie to Watt-hour Conversion
Convert calorie to watt-hour easily with our accurate energy conversion calculator. Whether you're working on physics problems, nutritional calculations, electrical engineering, or thermodynamics, our tool provides instant and precise results.
Conversion Formula
1 cal = 0.0011622222222222 Wh
To convert calorie to watt-hour, multiply the calorie value by 0.0011622222222222.
Common Calorie to Watt-hour Conversions
| Calorie (cal) | = Watt-hour (Wh) |
|---|---|
| 1 | 0.0012 |
| 10 | 0.0116 |
| 100 | 0.1162 |
| 500 | 0.5811 |
| 1000 | 1.1622 |
| 4184 | 4.8627 |
| 3600000 | 4184 |
Understanding Calorie and Watt-hour
Calorie (cal)
The calorie is a unit of energy in the Common system.
• Energy needed to raise 1g water by 1°C
• 1 calorie = 4.184 joules
• Often confused with kilocalorie (Calorie)
• Used in chemistry and biology
Watt-hour (Wh)
The watt-hour is a unit of energy in the Electrical system.
• Smaller electrical unit
• Battery capacity ratings
• Small appliance energy
• Solar panel output
Common to Electrical Conversion
You are converting from a common unit to a electrical unit. This conversion is commonly needed when:
- Comparing nutritional information with scientific data
- Calculating electricity costs for different energy sources
- Converting physics laboratory measurements
- Working with international engineering specifications
- Translating between different measurement traditions
Practical Examples
Everyday Examples
Scientific Examples
Conversion Tips
Quick Mental Calculation
For approximate conversions, remember these quick multipliers:
For Precise Calculations
Always use our converter tool or the exact conversion factor:
1 cal = 0.0011622222222222 Wh
Remember These Key Equivalents
- 1 food Calorie = 1 kilocalorie = 4184 joules
- 1 kWh = 3.6 million joules = 3.6 MJ
- 1 BTU = 1055.06 joules ≈ 1.055 kJ
- 1 eV = 1.602 × 10⁻¹⁹ joules
- 1 therm = 100,000 BTU = 105.5 million joules
Need Other Energy Conversions?
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