Convert grams to kilograms instantly. Enter a value below, or use the formula and reference table further down the page.
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How to convert grams to kilograms
Multiply the value by 0.001.
kg = g × 0.001Example: 10 g = 0.01 kg.
Grams to Kilograms conversion table
| Grams (g) | Kilograms (kg) |
|---|---|
| 1 g | 0.001 kg |
| 2 g | 0.002 kg |
| 3 g | 0.003 kg |
| 4 g | 0.004 kg |
| 5 g | 0.005 kg |
| 10 g | 0.01 kg |
| 15 g | 0.015 kg |
| 20 g | 0.02 kg |
| 25 g | 0.025 kg |
| 50 g | 0.05 kg |
| 100 g | 0.1 kg |
Frequently asked questions
How many kilograms is 1 gram?
1 gram equals 0.001 kilograms.
What is the formula to convert g to kg?
To convert g to kg, multiply the value by 0.001. The full formula is: kg = g × 0.001.
How do I convert kilograms back to grams?
Use the same calculator above and type your value into the kilograms field instead — it converts in both directions. Or use the reverse formula: g = kg ÷ 0.001.
Is the g to kg conversion exact?
The conversion factor used here (0.001) is the standard internationally defined value. Results on this page are rounded to four decimal places for readability.