How to convert PSI to Bar
To convert psi to bar, multiply by 0.068947573. For example, 5 psi × 0.068947573 = 0.34473786 bar.
PSI to Bar conversion table
| PSI (psi) | Bar (bar) |
|---|---|
| 0.25 | 0.017237 |
| 0.5 | 0.034474 |
| 1 | 0.068948 |
| 2 | 0.137895 |
| 3 | 0.206843 |
| 5 | 0.344738 |
| 10 | 0.689476 |
| 15 | 1.034214 |
| 20 | 1.378951 |
| 25 | 1.723689 |
| 50 | 3.447379 |
| 75 | 5.171068 |
| 100 | 6.894757 |
| 250 | 17.236893 |
| 500 | 34.473786 |
| 1000 | 68.947573 |
About the units
PSI (psi) — pounds per square inch, used for tire pressure in the US.
Bar (bar) — 100,000 pascals — roughly atmospheric pressure at sea level, common in Europe for tires.
Frequently asked questions
How many bar are in one psi?
One psi equals 0.068947573 bar.
What is the formula to convert psi to bar?
Multiply the value in psi by 0.068947573. For example, 10 psi × 0.068947573 = 0.68947573 bar.
How do I convert bar back to psi?
Divide by 0.068947573 — or multiply by 14.503774. You can also type directly in the second box of the converter above.
Is this converter accurate?
Yes. It uses the internationally defined conversion factors (for example, 1 inch = 2.54 cm exactly and 1 pound = 0.45359237 kg exactly) and shows up to 10 significant digits.