Quick conversions
| From | Equals |
|---|---|
| 1 atm | 101,325 Pa |
| 30 psi | 2.06843 bar |
| 760 mmHg | 1 atm |
Pressure Converter
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Convert pascals, kilopascals, bar, atmospheres, psi, mmHg and inches of mercury.
Change the value or the units to convert instantly.
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Formula & method
All pressures convert through pascals: value × (from-factor ÷ to-factor). 1 atm = 101,325 Pa = 14.6959 psi = 1.01325 bar.
Worked example
1 atm = 101,325 Pa. 30 psi = 2.06843 bar. 760 mmHg = 1 atm.
FAQ
- What pressure are car tires?
- Typically 30–35 psi (about 2.1–2.4 bar). Check the sticker on the driver's door, not the tire sidewall.
- What is mmHg?
- Millimeters of mercury — the unit for blood pressure and barometric pressure. 760 mmHg = 1 atmosphere.
- Is psi the same as bar?
- No: 1 bar = 14.5038 psi.
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