Free Weight Converter - Convert Pounds, Kilograms & More
Convert between lbs, kg, ounces, and grams with precise weight conversion calculations.
Formula & Methodology
The Weight Converter multiplies your input by an exact conversion factor to switch between mass units: pounds times 0.45359237 for kilograms, ounces times 28.349523125 for grams. These factors are legal definitions, so the result is precise rather than rounded.
- Kilograms = Pounds × 0.45359237
- Grams = Ounces × 28.349523125
Worked Example
Using the Weight Converter: apply the formula above to your input values. For instance, Kilograms = Pounds × 0.45359237, then Grams = Ounces × 28.349523125. The tool performs each step instantly and shows the result.
Frequently Asked Questions
What weight units does this convert?
It converts between kilograms, grams, pounds, ounces, stones and metric tons across metric and imperial systems.
How many pounds are in a kilogram?
One kilogram equals about 2.205 pounds, and one pound is roughly 0.454 kilograms.
Is weight the same as mass here?
For everyday use the tool treats them interchangeably, converting the quantity you enter between common weight units.