Convert Bars (bar) to PSI (psi)
Bar to psi (pounds per square inch) is the everyday pressure conversion for tyres, bike pumps and scuba or HVAC gauges.
Formula
1 bar = 14.503768 psi
To convert bar to psi, multiply the value by 14.503768.
Conversion Table
| Bars (bar) | PSI (psi) |
|---|---|
| 0.01 bar | 0.145 psi |
| 0.1 bar | 1.4504 psi |
| 0.5 bar | 7.2519 psi |
| 1 bar | 14.5038 psi |
| 2 bar | 29.0075 psi |
| 3 bar | 43.5113 psi |
| 5 bar | 72.5188 psi |
| 10 bar | 145.0377 psi |
| 15 bar | 217.5565 psi |
| 20 bar | 290.0754 psi |
| 25 bar | 362.5942 psi |
| 50 bar | 725.1884 psi |
| 100 bar | 1450.3768 psi |
| 250 bar | 3625.942 psi |
| 500 bar | 7251.884 psi |
| 1000 bar | 14503.7681 psi |
| 2500 bar | 36259.4202 psi |
| 5000 bar | 72518.8404 psi |
| 10000 bar | 145037.6808 psi |
| 50000 bar | 725188.4039 psi |
Common bar to psi Examples
- 1 bar = 14.5038 psi
- 5 bar = 72.5188 psi
- 10 bar = 145.0377 psi
- 25 bar = 362.5942 psi
- 50 bar = 725.1884 psi
- 100 bar = 1450.3768 psi
- 500 bar = 7251.884 psi
- 1000 bar = 14503.7681 psi
About bar to psi
The factor is 1 bar = 14.5038 psi. A typical car tyre at 2.2 bar is about 32 psi, and 2.5 bar is around 36 psi.
Reference points: atmospheric pressure is about 1 bar (14.7 psi), a road-bike tyre runs about 6 to 8 bar (87 to 116 psi), and a car tyre sits near 2 to 2.5 bar (29 to 36 psi).
Frequently Asked Questions
What is 2 bar in psi?
2 bar is about 29 psi.
How many psi is 1 bar?
1 bar is about 14.5 psi.
Why are there different units for Pressure?
Different regions and industries developed their own Pressure standards over time. International trade and science later required conversion tools to bridge them.
How is bar used in everyday life?
Bars appears in measurements, product labels, and reports wherever the local convention favors that unit for Pressure.
What is the difference between bar and psi?
Both measure Pressure, but they belong to different unit systems or scales, which is why a conversion factor is needed between them.
How is psi used in everyday life?
PSI is commonly seen in regions and contexts where it is the preferred Pressure unit, from signage to technical specifications.
Can I convert psi back to bar?
Yes. Simply invert the ratio: divide the psi value by 14.503768 to get the equivalent in bar.
What are common uses for converting bar to psi?
Typical scenarios include travel, trade, engineering, science, and any situation where data is reported in bar but needed in psi.