Weight & Mass
Weight and mass converters for grams, kilograms, tonnes, ounces, pounds, stones and US short tons, with the exact 1959 international definitions behind every factor.
From Grams (8)
From Kilograms (8)
From Metric Tonnes (8)
From Micrograms (8)
From Milligrams (8)
From Ounces (8)
From Pounds (8)
From Short Tons (8)
From Stones (8)
More in this category (1)
About the weight & mass
Weight and mass converters for grams, kilograms, tonnes, ounces, pounds, stones and US short tons, with the exact 1959 international definitions behind every factor. There are 73 converters in this category, and each one shows the formula it uses, works instantly as you type, and keeps your figures on your own device.
Grouped above by the unit you are converting from, so a category with hundreds of pairs stays scannable. Every conversion also exists in reverse — the link is on each page.
Cannot find what you need? Ask for it — requested calculators go to the front of the build queue.