Conversion Calculator

Home › Other Calculators › Conversion Calculator

Convert between common units of length, mass, volume, area, speed, time, digital storage, energy, pressure and temperature.

How the calculation works

Pick a category, then choose the unit to convert from and to. Every unit is defined relative to a base unit, so the value is converted to the base unit and then to your target unit.

Formula used

Result = value × (from unit factor) ÷ (to unit factor)

Example

1 mile equals 1.609344 kilometers, and 100°C equals 212°F.

Frequently asked questions

Are the conversions exact?

Most are exact by definition. Months and years use average lengths.

Which units are included?

Ten categories with the most common units in each.

Results are estimates for general information only and are not professional financial, medical or legal advice.