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Pressure Converter


Use this Pressure converter to compare values between related units. A physical force applied to an object is referred to as pressure. The force exerted is perpendicular to the plane of the objects per unit area. In other terms, pressure is a measurement of the force applied to a substance's boundaries per unit area. As per the international system of units, Pascal is used as the pressure measurement unit. Enter a value, choose the source and target units, and review the result without calculating the conversion by hand.

How to use the Pressure converter

  • Select Atmosphere from the first dropdown and enter the value you want to convert.
  • Choose Attobar in the second dropdown to set the target unit.
  • The calculator instantly shows the converted result.
  • Check the displayed result and adjust the input or units whenever you need to compare another value.
This tool is useful when a measurement is recorded in one pressure unit but a formula, specification, or comparison uses another. The result is formatted for readability, so use the displayed value as a quick conversion and retain appropriate precision for technical or scientific work.

Common Pressure conversions

A starting example is Atmosphere to Attobar. Other available combinations include Atmosphere, Attobar, Attopascal. Select the units that match the measurement you have and the unit required by your calculation or report.
The conversion is calculated from the unit definitions used by the calculator. Results can be rounded for display, so keep extra precision in your original value when the result will be used in a calculation.

How Pressure results are presented

The calculator converts the entered value from the selected source unit to the selected target unit, then formats the result for display. Very small or very large values may be shown in a compact numeric form. Check the displayed precision before using a result in a measurement, report, or further calculation.

Units available in this pressure converter

  • Atmosphere
  • Attobar
  • Attopascal
  • Bar
  • Barad
  • Barye
  • Centibar
  • Centipascal
  • Centitorr
  • Centimeter of Water
  • Centimeter of Mercury
  • Decibar
  • Decipascal
  • Dekabar
  • Dekapascal
  • Exabar
  • Exapascal
  • Femtobar
  • Femtopascal
  • Feet of Mercury
  • Feet of Water
  • Gigabar
  • Gigapascal
  • Hectobar
  • Hectopascal
  • Inch of Mercury
  • Inch of Water
  • Kilobar
  • Kilopascal
  • Megabar
  • Megapascal
  • Microbar
  • Micropascal
  • Millibar
  • Millipascal
  • Millitorr
  • Millimeter of Mercury
  • Millimeter of Water
  • Nanobar
  • Nanopascal
  • Pascal
  • Petabar
  • Petapascal
  • Picobar
  • Picopascal
  • Pieze
  • PSI
  • Terabar
  • Terapascal
  • Torr
  • Yoctobar
  • Yoctopascal
  • Yottabar
  • Yottapascal
  • Zeptobar
  • Zeptopascal
  • Zettabar
  • Zettapascal
  • CentiHg
  • Decitorr
  • Dyne/Square Centimeter
  • Feet of Air [0 °C]
  • Feet of Air [15 °C]
  • Feet of Head
  • Gram Force/Square Centimeter
  • Inch of Air [0 °C]
  • Inch of Air [15 °C]
  • Kilogram Force/Square Centimeter
  • Kilogram Force/Square Meter
  • Kilogram Force/Square Millimeter
  • Kilonewton/Square Meter
  • Kilopond/Square Centimeter
  • Kilopond/Square Meter
  • Kilopond/Square Millimeter
  • Kip/Square Feet
  • KSF
  • Kip/Square Inch
  • Meganewton/Square Meter
  • Meter of Air [0 °C]
  • Meter of Air [15 °C]
  • Meter of Head
  • Micrometer Hg
  • Micrometer H2O
  • Micron Hg
  • MilliHg
  • Newton/Square Meter
  • Newton/Square Millimeter
  • Ounce Force/Square Inch
  • PSF
  • Poundal/Square Feet
  • Sthene/Square Meter
  • Atmopshere [Technical]
  • Ton Force/Square Feet [Short]
  • Ton Force/Square Feet [Long]
  • Ton Force/Square Inch [Short]
  • Ton Force/Square Inch [Long]
  • Ton Force/Square Meter
  • Water Column [Centimeter]
  • Water Column [Inch]
  • Water Column [Millimeter]
  • Newton/Square Centimeter
  • KSI
  • Pound Force/Square Inch
  • Megapound/Square Inch
  • Pound Force/Square Yard
  • Kip/Square Yard

Example of Pressure conversion

Atmosphere

1

Attobar

1013250100004400000

Frequently asked questions about Pressure conversion

What is a Pressure converter?
It is an online calculator that changes a value from one pressure unit to another using the available unit definitions.
How do I convert pressure units quickly?
Enter a value, select the source unit, choose the target unit, and review the result. For a different comparison, change either unit or the input value.
Is this pressure converter free to use?
Yes. You can use it to compare values between the available pressure units without performing the conversion manually.

All Pressure Units



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