Bar to PSI Converter
Convert bars (bar) to pounds per square inch (psi) as you type — 1 bar = 14.503774 psi. Switch units, change the precision or copy the result.
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How to use this tool
Steps for using the Unit Converter.
- Enter a value in From — bars are already selected.
- The result in pounds per square inch appears instantly. Change either unit to convert to anything else in pressure.
- Use the swap button for the reverse conversion, and set the decimal places you need.
- Turn on Show formula to see the calculation, then copy or share the result.
Example
1 bar to psi
1 barpsi = 1 × 14.50377377 = 14.503774 psiCommon use cases
- Tyre pressures in bar, psi and kPa.
- Weather and altitude pressures in hPa (mbar) and atm.
- Hydraulics, pneumatics and diving.
Bar to PSI conversion table
| Bar (bar) | Pound per square inch (psi) |
|---|---|
| 0.1 bar | 1.450377 psi |
| 0.5 bar | 7.251887 psi |
| 1 bar | 14.503774 psi |
| 2 bar | 29.007548 psi |
| 3 bar | 43.511321 psi |
| 4 bar | 58.015095 psi |
| 5 bar | 72.518869 psi |
| 10 bar | 145.037738 psi |
| 15 bar | 217.556607 psi |
| Bar (bar) | Pound per square inch (psi) |
|---|---|
| 20 bar | 290.075475 psi |
| 25 bar | 362.594344 psi |
| 50 bar | 725.188689 psi |
| 75 bar | 1,087.783033 psi |
| 100 bar | 1,450.377377 psi |
| 250 bar | 3,625.943443 psi |
| 500 bar | 7,251.886887 psi |
| 1,000 bar | 14,503.773773 psi |
Values rounded to 6 decimal places.
Related conversions
The units
- Bar (bar)
- Exactly 100,000 Pa. Part of the Metric system.
- Pound per square inch (psi)
- 1 lbf/in² ≈ 6,894.757 Pa. Part of the US customary system.
How to convert bars to pounds per square inch
Tyre pressures, compressors and pressure washers: European gauges read bar, US gauges psi. Both are usually gauge pressure (above atmospheric).
To convert bars to pounds per square inch, use psi = bar × 14.50377377. One bar equals 14.503774 pounds per square inch, and one pound per square inch equals 0.068948 bars.
Bar (bar): Exactly 100,000 Pa. Pound per square inch (psi): 1 lbf/in² ≈ 6,894.757 Pa.
For the opposite direction, use the PSI to bar converter. All pressure units are on the pressure converter.
Limitations
- Results are rounded to the decimal places you choose; the calculation itself keeps full precision.
Frequently asked questions
How many pounds per square inch are in a bar?
1 bar = 14.503774 psi. Multiply bars by 14.50377377 (or use psi = bar × 14.50377377).
How do I convert bars to pounds per square inch?
Use psi = bar × 14.50377377. For example, 1 bar = 14.5038 psi and 10 bar = 145.0377 psi.
How many psi are in a bar?
1 bar = 14.5038 psi.
Is mmHg the same as torr?
Almost: 1 Torr = 133.3224 Pa and 1 mmHg = 133.3224 Pa differ only in the seventh significant digit. For everyday use they're interchangeable.