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Weight Converter

Convert mass values between metric units, ounces, and pounds.

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Adjust the values below to get a clear estimate.

FREE TOOL

Convert through kilograms

Each unit is mapped to its kilogram equivalent. Converting through the common base avoids maintaining separate pairwise conversion rules.

Output = input × kg-per-source-unit / kg-per-target-unit

Worked example

Kilograms to pounds

Inputs: value: 1 kg · from: kg · to: lb

Illustrative result: About 2.20462 lb

The pound factor is 0.45359237 kilograms, so the displayed value is its reciprocal.

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Good to know

Frequently asked questions

Is a metric tonne the same as a US short ton?

No. This tool’s tonne is 1,000 kilograms; it does not include the US short ton.

Why might a product label differ by a small amount?

Labels may round to a selected number of digits or use a different unit convention.