Energy: kilojoules to kilocalories and kilowatt-hours
Convert energy between kilojoules, kilocalories and kilowatt-hours. Useful for food energy and electricity.
Food: kilojoules and kilocalories
| 1 kilojoule (kJ) kJ to kcal | = | 0.2388459 kilocalories |
| 1 kilocalory (kcal) kcal to kJ | = | 4.1868 kilojoules |
| 1 calory (cal) cal to J | = | 4.1868 joules |
Electricity and engineering
| 1 kilowatt hour (kWh) kWh to MJ | = | 3.6 megajoules |
| 1 megajoule (MJ) MJ to kWh | = | 0.27777778 kilowatt hours |
| 1 watt hour (Wh) Wh to kJ | = | 3.6 kilojoules |
Overview table
| kilocalories | kilojoules | |
|---|---|---|
| 50 | 209.34 | |
| 100 | 418.68 | small snack |
| 250 | 1046.7 | |
| 500 | 2093.4 | hearty main meal |
| 1000 | 4186.8 | |
| 2000 | 8373.6 | approx. daily intake of an adult |
| 2500 | 10467 |
Other tables
Cooking conversions: cups, spoons, grams and ounces
Imperial and US units: inches, feet, miles, pounds
Old Czech units of measure
Density: converting liters to kilograms by substance
Power: kilowatts to horsepower and torque
Pressure: bar, psi, kilopascals and atmospheres
Speed: kilometers per hour, meters per second, mph
Flow rate: liters per minute, cubic meters per hour
Slope: converting percent to degrees and ratio
Oven temperature conversion table
SI prefixes: from pico to exa
Roman numerals: table and conversion
Data units: MB vs MiB, GB vs GiB
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Fuel consumption: l/100 km and MPG
Temperature conversions: Celsius, Fahrenheit, Kelvin