Which unit categories are supported?

Length, weight, and temperature, each with the most commonly used units.

How precise are the conversions?

Results are shown to six decimal places using standard, widely accepted conversion factors.

Unit Converter

Convert between common length, weight, and temperature units.

How it works

Pick a category (length, weight, or temperature) and units to convert between; the result updates instantly using standard conversion formulas, computed in your browser.

Example

Length

1 mile1.609344 kilometers

FAQ

Which unit categories are supported?: Length, weight, and temperature, each with the most commonly used units.
How precise are the conversions?: Results are shown to six decimal places using standard, widely accepted conversion factors.