How to use Kilograms to Pounds
- Enter the kilogram amount as a decimal number, without kg or a thousands separator.
- Choose the displayed significant digits and read the result in pounds (lb).
- Use Mass and Weight Unit Converter for ounces, stones or other mass units.
Example: Kilograms to Pounds
Convert 1 kilogram to pounds.
Options
- Significant digits
- Choose 4, 6, 10 or 12 significant digits for display. The exact pound definition sets the conversion; output rounding does not improve the precision of the original measurement.
Supported inputs and limits
- One kilogram value in decimal or scientific notation, with entered magnitude at most 10^15.
- Nonfinite or underflowing numbers are refused.
- Pounds here are international avoirdupois mass units.
- The page does not convert mass to gravitational force or accept mixed stones-and-pounds notation.
Where your input is processed
This tool does not upload your inputs. See the limits for anything saved on your device.
Use the pound definition for a precise comparison
Divide kilograms by 0.45359237. One kilogram is about 2.20462 lb at six significant digits, so multiplying by a rounded 2.2 can give a different answer. When comparing a printed kilogram amount with a scale marked in pounds, keep the accuracy of the original reading in mind and round only after converting.
Questions about Kilograms to Pounds
Which pound does this use?
The pound is the international avoirdupois pound, defined as 0.45359237 kilograms. Divide a kilogram value by that factor to find pounds.
Is 1 kilogram exactly 2.2 pounds?
No. The displayed six-significant-digit result for 1 kilogram is 2.20462 pounds. Treat 2.2 as a short approximation rather than an exact conversion.
Can I enter a fractional kilogram?
Yes. Enter a decimal kilogram value such as 2.5. Do not include kg in the number field or use a comma as the decimal separator.