How to convert grams to kilograms
To convert grams to kilograms, use the formula kg = g × 0.001. In other words, multiply the number of grams by 0.001 to get the equivalent in kilograms. For example, 5 g equals 0.005 kg.
Grams to KG Converter
Convert grams to kilograms instantly. 5 g = 0.005 kg.
1 g = 0.001 kg
| Grams (g) | KG (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 |
| 6 g | 0.006 kg |
| 7 g | 0.007 kg |
| 8 g | 0.008 kg |
| 9 g | 0.009 kg |
| 10 g | 0.01 kg |
| 15 g | 0.015 kg |
| 20 g | 0.02 kg |
| 25 g | 0.025 kg |
| 30 g | 0.03 kg |
| 40 g | 0.04 kg |
| 50 g | 0.05 kg |
| 75 g | 0.075 kg |
| 100 g | 0.1 kg |
| 250 g | 0.25 kg |
| 500 g | 0.5 kg |
| 1,000 g | 1 kg |
Gram and Kilogram
The gram (g) and the kilogram (kg) are both units of weight. This page gives you an instant, exact conversion between them, a reference table for the most common values, and the underlying formula so you can check the maths yourself. All calculations run in your browser — nothing you type is sent anywhere.
Need to go the other way? Use the KG to Grams converter. For all units at once, try the full Weight Converter.
Frequently Asked Questions
How do I convert grams to kilograms?
Use the formula kg = g × 0.001. For example, 5 g equals 0.005 kg. Just enter your value in the converter above to get an instant result.
What is 1 gram in kilograms?
1 g = 0.001 kg. You can multiply any number of grams by this figure to convert it, or use the calculator above for exact results.
How do I convert kilograms back to grams?
Use the reverse conversion: 1 kg = 1,000 g. Our KG to Grams converter does this for you.