Reference
Unit index
Every unit the converter knows, grouped by dimension. Open a unit for its definition, exactness, aliases and common conversions.
Energy · 24
joule J exactkilojoule kJ exactmegajoule MJ exactgigajoule GJ exactterajoule TJ exactpetajoule PJ exactwatt hour Wh exactkilowatt hour kWh exactmegawatt hour MWh exactgigawatt hour GWh exactterawatt hour TWh exactcalorie cal standard definitionkilocalorie kcal standard definitionfood Calorie Cal standard definitionBritish thermal unit BTU standard definitionthousand British thermal units kBTU standard definitionmillion British thermal units MMBTU standard definitiontherm (US) therm standard definitionquad quad standard definitiontonne of oil equivalent toe standard definitionthousand tonnes of oil equivalent ktoe standard definitionmillion tonnes of oil equivalent Mtoe standard definitionbarrel of oil equivalent boe standard definitiontonne of coal equivalent tce standard definition
Power · 5
Mass · 7
Volume · 8
Time · 5
CO₂ mass · 3
CO₂e mass · 3
Energy density (per mass) · 2
Energy density (per volume) · 4
Emission intensity · 9
gram CO2 per kilowatt hour gCO2/kWh exactgram CO2e per kilowatt hour gCO2e/kWh exactkilogram CO2 per gigajoule kgCO2/GJ exactkilogram CO2 per liter kgCO2/L exactkilogram CO2 per kilogram kgCO2/kg exactkilogram CO2 per cubic meter kgCO2/m³ exactkilogram CO2e per liter kgCO2e/L exactkilogram CO2e per kilogram kgCO2e/kg exactkilogram CO2e per cubic meter kgCO2e/m3 exact