Home Unit converter
Unit converter
Convert length, weight, temperature, volume, area, and data size on one screen. An inch is 2.54 cm, and megabytes are not mebibytes.
Below absolute zero.
Why this exists
Doing centimeters and inches in your head with 2.5 changes the last digits.
Calling MB and MiB the same name makes a large file look like a different size.
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01How to use it
Choose length, weight, temperature, volume, area, or data.
Type the amount, then the unit you have and the unit you want. Swap exchanges only those two.
Copy puts one line on the clipboard, such as 1 centimeter = 0.3937007874 inch.
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02What you get
One kilogram is 2.204622622 pounds, and one pound is 0.45359237 kilogram.
One liter is 0.2641720524 US gallon. One square meter is 10.76391042 square feet.
Entered1 cm → in
1 cm → in 0.3937007874 inch 1 kg → lb 2.204622622 pound 100 °C → °F 212 °F 1 GB → GiB 0.9313225746 gibibyte -
03Worth knowing
If kelvin would be below zero, the page says it is below absolute zero. That temperature does not occur.
An acre is 4046.8564224 square meters.
The decimal mark is a dot. A thousands comma is ignored.
A negative length keeps its sign. A temperature below zero is converted as written.
Questions
- QHow many inches are in one centimeter?
- A0.3937007874 inch. One inch is exactly 2.54 centimeters.
- QHow many pounds are in one kilogram?
- A2.204622622 pounds. One pound is exactly 453.59237 grams.
- QIs one gigabyte one gibibyte?
- ANo. One gigabyte is 0.9313225746 gibibyte. A gigabyte is 1000 cubed.
- QIs the number saved?
- ANo. It stays in this browser and is not sent to a server.
How this page works it out
One inch is exactly 2.54 centimeters, and one pound is exactly 453.59237 grams. One centimeter is 0.3937007874 inch, and one kilogram is 2.204622622 pounds. The page does not round those factors to 2.5.
Fahrenheit is Celsius times 9/5, plus 32. 0 °C is 32 °F, 100 °C is 212 °F, and −40 is the same on both scales. A kelvin below zero is marked as below absolute zero. Volume is US liquid measure, and a US gallon is 3.785411784 liters.
A megabyte is a power of 1000 and a mebibyte is a power of 1024. One gigabyte is 0.9313225746 gibibytes. One square meter is 10.76391042 square feet, and one acre is 4046.8564224 square meters. The decimal mark on the result is a dot.