PSI Bar kPa Converter

Exact conversion

PSI to bar formula

bar = psi × 0.0689475729

1 psi equals 0.0689475729 bar. 10 psi equals 0.689475729 bar.

About these units

psi
Pounds per square inch, common for tires and equipment.
bar
Bar, a pressure unit often used in weather and engineering.

Common psi to bar values

psibar
1 psi0.0689475729 bar
5 psi0.344737865 bar
10 psi0.689475729 bar
25 psi1.72368932 bar
50 psi3.44737865 bar
100 psi6.89475729 bar

Pressure & Speed guide

How to use the PSI Bar kPa Converter

Convert psi (psi) to bar (bar) with the exact pressure formula, worked examples, and a common-values table. The page also explains the PSI to bar formula and shows a practical example: 1 psi equals 0.0689475729 bar. 10 psi equals 0.689475729 bar.

  1. 1

    Enter your details

    Enter the source value, then choose the units or values you want to convert.

  2. 2

    Check the calculation

    Review the result alongside the PSI to bar formula: bar = psi × 0.0689475729.

  3. 3

    Compare scenarios

    Change one or more inputs to see how they affect the PSI Bar kPa Converter result before you use the estimate.