Unit Converter
Convert length, weight, volume, speed, area and temperature between common metric and imperial units.
Convert a value
Choose a category, then the units to convert between.
Result
How conversions work
Length, weight, volume, speed and area convert through a shared base unit (for example, all lengths convert via meters) using fixed factors. Temperature uses direct formulas since °C, °F and K don't share a simple ratio.
How to use this calculator
- Select a unit category.
- Enter the value you want to convert.
- Choose the "from" and "to" units, then press Convert.
FAQ
Frequently asked questions
What unit categories does this converter support?
Length, weight, volume, speed, area and temperature, each with commonly used metric and imperial units.
How are conversions calculated?
Length, weight, volume, speed and area convert through a common base unit using fixed conversion factors. Temperature uses dedicated formulas since it isn't a simple ratio.
Are the conversion factors accurate?
Yes, standard internationally recognized conversion factors are used (for example, 1 mile = 1609.344 meters).
Can I convert Celsius to Fahrenheit?
Yes — select the Temperature category, then choose Celsius, Fahrenheit or Kelvin as your from/to units.