Converters
Convert length and weight between units.
Choosing a tool
Convert a measurement between units of the same kind: a length such as miles to kilometers, or a weight such as pounds to kilograms.
- Length Converter: You have a distance or size in m, km, cm, mm, inches, feet, yards or miles.
- Weight Converter: You have a mass in g, kg, lb or oz.
Keep in mind: Only length and weight are covered; there is no currency, volume, area or temperature conversion. Results are rounded to at most six decimal places using ordinary numbers and do not establish the accuracy of a measurement.