Weight Converter
Mass in metric and imperial units.
1 kilogram = 1,000,000 mg. Enter any value to convert kilograms (kg) to milligrams (mg), or use the table below for common values.
mg = kg × 1,000,000
Example: 10 kg = 10,000,000 mg. To convert the other way, use kg = mg × 0.000001.
| Kilograms (kg) | Milligrams (mg) |
|---|---|
| 1 kg | 1,000,000 mg |
| 2 kg | 2,000,000 mg |
| 3 kg | 3,000,000 mg |
| 4 kg | 4,000,000 mg |
| 5 kg | 5,000,000 mg |
| 6 kg | 6,000,000 mg |
| 7 kg | 7,000,000 mg |
| 8 kg | 8,000,000 mg |
| 9 kg | 9,000,000 mg |
| 10 kg | 10,000,000 mg |
| 15 kg | 15,000,000 mg |
| 20 kg | 20,000,000 mg |
| 25 kg | 25,000,000 mg |
| 30 kg | 30,000,000 mg |
| 40 kg | 40,000,000 mg |
| 50 kg | 50,000,000 mg |
| 75 kg | 75,000,000 mg |
| 100 kg | 100,000,000 mg |
| 250 kg | 250,000,000 mg |
| 500 kg | 500,000,000 mg |
| 1,000 kg | 1,000,000,000 mg |
The kilogram is the SI base unit of mass, defined since 2019 by the Planck constant. Body weight and most goods are measured in kilograms worldwide.
The milligram is one thousandth of a gram, typically used for medicine doses, vitamins and nutrition labels.
Use the formula mg = kg × 1,000,000. For example, 10 kg = 10,000,000 mg.
1 kg = 1,000,000 mg.
Use kg = mg × 0.000001. 1 mg = 0.000001 kg.