Calculators

Pressure Converter

Convert pressure between pascals, kilopascals, bar, atmospheres, psi, and mmHg.

Pressure Converter

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What This Converter Does

Pressure is force spread over an area - the same push feels stronger on a smaller area, which is why a sharp point pokes harder than a flat hand. It is measured in pascals (force per square metre), with bar, atmospheres, and psi as common alternatives.

Convert pressure between pascals (Pa), kilopascals (kPa), bar, atmospheres (atm), pounds per square inch (psi), and millimeters of mercury (mmHg).

How to Use It

  1. Enter the value.
  2. Choose the unit to convert from and to.
  3. Read the converted pressure.

Worked Examples

FromToResult
1 barpsi14.5038
1 atmkPa101.325
1 atmpsi14.6959
100 kPabar1

FAQ

How many psi are in 1 bar?

About 14.5038 psi.

What is 1 atmosphere in kPa?

101.325 kPa (standard atmospheric pressure).