How many grams are in a pound?

One pound equals 453.59237 grams exactly.

A stone is a unit of weight used mainly in the UK and Ireland. One stone equals 14 pounds or approximately 6.35 kilograms.

What is the difference between a metric tonne and a US ton?

A metric tonne is exactly 1,000 kg (about 2,204.6 lb). A US short ton is 2,000 lb (about 907.2 kg). An imperial long ton is 2,240 lb (about 1,016 kg).

Can I start typing in any unit field?

Yes. Click into any unit's input field and type a value; all other fields update instantly.

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Weight Converter

Convert weight and mass between all common units instantly

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Enter a value in any weight or mass unit and instantly see it converted to all other units simultaneously. Supported units include milligrams, grams, kilograms, metric tonnes, ounces, pounds, stones, US short tons, and imperial long tons. For very large masses the tool adds fun real-world comparisons to help you visualise the quantity. No rounding surprises — full precision is shown alongside a human-friendly formatted value.

使い方

1 Select the unit you want to convert from in the dropdown, or type directly into any unit field.
2 Enter your value. All other units update immediately.
3 For large masses, scroll down to see fun real-world size comparisons.
4 Click the copy icon next to any result to copy it to your clipboard.

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