Bar to PSI
1 bar = 14.5037680789 psi
How to convert bar to psi
Enter the value in bar (bar) above and the equivalent in psi (psi) updates as you type. This conversion comes up when inflating tires with a gauge in a different unit than the door-sticker spec.
- A common car tire spec: 2.3 bar, about 33 psi → that is 33.358667 psi in psi.
Typical situations: reading weather maps (hPa/mbar) vs US forecasts (inHg); diving and scuba tank pressures (bar vs psi).
You can also convert in the other direction: PSI to Bar
Bar to PSI conversion table
| Bar (bar) | PSI (psi) |
|---|---|
| 1 | 14.503768 |
| 2 | 29.007536 |
| 5 | 72.51884 |
| 10 | 145.037681 |
| 25 | 362.594202 |
| 50 | 725.188404 |
| 100 | 1,450.376808 |
Watch out for
- kPa, hPa, and bar are all metric but differ by factors of 100/1000; car specs are usually bar or kPa
- Absolute vs gauge pressure (psia vs psig): tire gauges read gauge pressure
Frequently asked questions
How many psis is 1 bar?
1 bar = 14.503768 psis.
What is the formula to convert bar to psis?
The formula is: psi = bar × 14.503768.
What is 10 bars in psis?
10 bars = 145.037681 psis.