A gram is one thousandth of a kilogram.
Grams to Kilograms
Convert grams (g) to kilograms (kg) instantly. Free online weight converter with formulas, tables and examples.
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Kilogram is 1000 gram units.
kg = g × 0.001
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Formula
kg = g × 0.001
g = kg ÷ 0.001
Conversion table
| 1 g | 0.001000 kg |
| 5 g | 0.005000 kg |
| 10 g | 0.010000 kg |
| 20 g | 0.020000 kg |
| 50 g | 0.050000 kg |
| 100 g | 0.100000 kg |
| 500 g | 0.500000 kg |
| 1000 g | 1.000000 kg |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the gram (g). A gram is one thousandth of a kilogram.
What is the destination unit in this conversion?
The destination unit is the kilogram (kg). Kilogram is 1000 gram units.
How do I convert grams to kilograms?
Multiply the number of grams by 0.001 to get the equivalent value in kilograms. For example, 5 g × 0.001 = 0.005000 kg.
Is the gram to kilogram conversion exact?
Yes. This converter uses a fixed factor of 0.001, so results are precise and consistent every time you use it.
Where is this conversion commonly used?
It's used in everyday measurement, shipping and logistics, scientific and industrial work, and any context where you need to switch between gram and kilogram values.
Can I convert kilograms back to grams?
Yes. Multiply the kilograms value by 1000, or divide it by 0.001, to convert back to grams.
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About this conversion
This page converts grams (g) into kilograms (kg) using the Universal Converter's mass conversion engine.
Gram-to-Kilogram conversions are useful for everyday calculations, scientific work, shipping, and any task that mixes different weight or mass units.
The formula is kg = g × 0.001, based on the standard definitions of gram and kilogram.
Because the conversion factor is fixed, results stay consistent and repeatable no matter how many times you calculate them.
Gram: A gram is one thousandth of a kilogram. Kilogram: Kilogram is 1000 gram units.