Ounces to Kilograms
Convert oz to kg quickly with this free online calculator. The page explains the conversion rule, gives practical examples and provides a quick reference table.
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CONVERTED RESULT—
Decimal places
CONVERSION RULE
1 ounce equals 0.0283495 kilograms.
How to use the Ounces to Kilograms
- Enter the number you want to convert.
- Confirm the source unit shown beside the input.
- Choose decimal precision if you need more or less detail.
- Read the converted result.
- Copy the result when you need to use it elsewhere.
How the conversion works
1 ounce equals 0.0283495 kilograms.
For a simple fixed-factor conversion, the calculator multiplies the entered value by the stated factor. Temperature scales and certain specialized tools use their specific mathematical relationship instead.
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Common oz to kg conversions
| oz | kg |
|---|---|
| 1 oz | 0.02835 kg |
| 2 oz | 0.056699 kg |
| 5 oz | 0.141748 kg |
| 10 oz | 0.283495 kg |
| 20 oz | 0.56699 kg |
| 50 oz | 1.417476 kg |
Example
For example, entering 1 oz gives approximately 0.02835 kg using the rule above. Change the input to test your own value.
Frequently asked questions
The Ounces to Kilograms converts a value from oz to kg using the conversion relationship described on this page.
Enter your value, review the source and destination units, choose the decimal precision and read or copy the result.
1 ounce equals 0.0283495 kilograms.
Use enough precision for your purpose. Everyday estimates usually need fewer decimal places; technical work may require more.
It can be a useful reference calculation, but safety-critical, regulated, contractual or specialized work should be verified against the applicable authoritative standard.
Accuracy note: This calculator is a practical reference. For regulated, safety-critical or specialized work, verify the result against the applicable standard.
Page reviewed: August 24, 2026.