1 Psi to MPa

1 psi ≈ 0.0068948 MPa

Calculation: MPa = 1 psi × 0.00689476 ≈ 0.0068948 MPa

Psi to MPa Converter

Choose the type of measurement to convert
Select the source unit to convert from
Select the target unit to convert to
Enter a numeric value or fraction to convert
Sig. Figures:

How much pressure is 1 psi?

1.000 psi (6.895 kPa) is comparable to the thin air at extreme altitude, like the summit of Mount Everest.

What does 1 psi look like?

Illustration of high altitude atmospheric pressure
1.000 psi (6.895 kPa) is comparable to the thin air at extreme altitude, like the summit of Mount Everest.

How to Convert Psi to MPa

1 psi = 0.00689476 MPa

MPa = Psi × 0.00689476

Example: 1 psi × 0.00689476 = 0.0068948 MPa

Reverse Conversion

To convert MPa back to psi:

  • Remember, 1 MPa equals 145.038 psi.
  • To convert 0.0068948 MPa to psi, multiply 0.0068948 x 145.038, resulting in 1 psi.

1 psi is also equal to:

About these units

Psi: Imperial/US customary pressure unit equal to one pound-force per square inch.

MPa: SI-derived pressure unit equal to 1,000,000 pascals (10⁶ Pa).

Frequently Asked Questions

How much is 1 psi in MPa?

1 psi equals 0.0068948 MPa. This is calculated by multiplying 1 by the conversion factor 0.00689476.

What does 1 psi look like in MPa?

1 psi (0.0068948 MPa) is a very low pressure — below normal tire inflation.

How do you calculate 1 psi to MPa?

Multiply 1 by the conversion factor 0.00689476. The calculation is 1 × 0.00689476 = 0.0068948 MPa. This factor is defined by international measurement standards.

Share This Calculation

1 psi = 0.00689476 MPa
1 psi = 0.00689476 MPa — conversion chart

Nearby Conversions

2 psi0.01379 MPa 3 psi0.02068 MPa 4 psi0.02758 MPa 5 psi0.03447 MPa 6 psi0.04137 MPa 7 psi0.04826 MPa 8 psi0.05516 MPa 9 psi0.06205 MPa 10 psi0.06895 MPa 11 psi0.07584 MPa

For general conversions between psi and MPa, see the psi to MPa converter.

Also convert Psi to:

Conversion factors verified against NIST, BIPM, ISO 80000-4 1 atm = 101 325 Pa by definition (BIPM). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.