Weight Converter
Convert between metric and imperial units of weight and mass, from grams and kilograms to ounces, pounds, stone, and tonnes. The result updates as you type.
About Weight Converter
This weight converter covers everyday and scientific units including milligrams, grams, kilograms, ounces, pounds, stone, metric tonnes, and US tons. Enter a value, choose the units, and read the result instantly.
It is useful for cooking, shipping, fitness, and travel, where you often need to move between metric and imperial without reaching for a calculator.
How to Use
- Enter the weight you want to convert.
- Choose the unit you are converting from.
- Choose the unit you are converting to.
- Read the result or swap the direction with one click.
Frequently Asked Questions
How many pounds are in a kilogram?
One kilogram is about 2.2046 pounds. Enter 1 kilogram and choose pounds to see the exact figure.
What is the difference between a metric tonne and a US ton?
A metric tonne is 1000 kilograms, while a US ton is 2000 pounds, which is about 907 kilograms. Both are included so you can convert either one.
Is the tool private?
Yes. Everything is calculated in your browser and nothing is uploaded.
About Matt George
I'm Matt George, a software engineer in the startup space. I run my own shop building software for early-stage founders, and I love making free tools and experiences that people actually use. Enjoy using Weight Converter!