Convert bar to psi instantly. Type a value below to see the result, or press Swap direction to convert psi back to bar. The tool uses the exact conversion factor, and a quick-reference table is below.
PSI
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Conversion formula
PSI = bar ÷ 0.0689476
Multiply by 14.5. One bar is close to atmospheric pressure at sea level (14.7 psi).
Quick reference table
| Bar (bar) | PSI (psi) |
|---|---|
| 1 bar | 14.5038 psi |
| 1.5 bar | 21.7557 psi |
| 2 bar | 29.0075 psi |
| 2.2 bar | 31.9083 psi |
| 2.5 bar | 36.2594 psi |
| 3 bar | 43.5113 psi |
| 4 bar | 58.0151 psi |
| 5 bar | 72.5189 psi |
| 10 bar | 145.038 psi |
| 100 bar | 1450.38 psi |
Frequently asked questions
How do I convert bar to psi?
PSI = bar ÷ 0.0689476
How do I convert psi back to bar?
Use the reverse formula, or press Swap direction in the converter above. You can also use our reverse converter.
How many psi is 2.5 bar?
2.5 bar is about 36.3 psi.
More free tools: Reverse converter · Unit converter · All free tools
Conversions use standard factors. Check critical measurements.