Converters
Weight converter
Convert everyday metric and imperial mass units quickly and consistently.
Converts metric and imperial mass units. Everyday 'weight' values are treated as mass.
Converted value
0.45359237 kg
1 lb equals 0.45359237 kg.
Fromlb
Tokg
Conversion factor0.45359237
Results are rounded for display. Use the full precision required by your application.
Plain-language method
Use kilograms as the shared conversion base.
Each supported unit has a defined relationship with the kilogram. The tool converts the input to kilograms before converting it to the selected target.
In everyday language these are called weight conversions, although kilograms and pounds technically measure mass.
Target value = input × source-unit factor ÷ target-unit factor
Results update instantly and stay on your device. Review the assumptions above before using an estimate for a financial decision.