PSI to MPa Conversion

Convert psi to MPa with our free online converter. Accurate, instant, and easy to use. Updated March 2026.

⇄ psi → MPa✓ Free✓ Updated 2026
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Convert psi to MPa

From
To
1 psi = 0.006895 MPa
1 MPa = 145.037681 psi

What is psi?

The psi is a unit of measurement used across various fields. Understanding this unit and its relationship to MPa is essential for accurate conversions in science, engineering, cooking, and everyday life. PSI (pounds per square inch) is the most common pressure unit in the United States, used for tire pressure, hydraulic systems, and industrial applications.

What is MPa?

The MPa is a standard unit in its measurement system, providing a convenient scale for practical applications.

Conversion Formula

MPa = psi × 0.006895

Examples:

  • 1 psi = 0.0069 MPa
  • 10 psi = 0.0689 MPa
  • 100 psi = 0.6895 MPa

Conversion Table

psiMPa
1 psi0.0069 MPa
5 psi0.0345 MPa
10 psi0.0689 MPa
25 psi0.1724 MPa
50 psi0.3447 MPa
100 psi0.6895 MPa
250 psi1.7237 MPa
500 psi3.4474 MPa
1000 psi6.8948 MPa

Reverse Conversion

Need to convert the other way? Use our MPa to psi converter.

Official Sources & References

Our conversion data is based on internationally recognized standards:

This converter is for informational and educational purposes only. Always verify critical measurements with official standards.

Frequently Asked Questions

Multiply by the conversion factor 0.006895. Our converter does this instantly.
1 psi equals 0.0069 MPa.
Yes, we use internationally standardized conversion factors from NIST.
Built by Mohamed Skhiri · Last updated March 2026