The conversion factor from grams to kilograms is 0.001. To find out how many kilograms in grams, multiply by the conversion factor or simply use the calculator below.
1 Gram = 0.001 Kilogram
Gram and kilogram are metric system (SI) mass units. Kilogram is the base mass unit. In metric system, kilo is a prefix denoting the multiplication of the unit by 1000 which makes easier to remember the conversion factor.