Pressure Converter

Convert pressure values used in engineering, weather, and tire specs.

All math runs in your browser — nothing is uploadedReviewed & updated: Methodology
Common conversions
pascal1
kilopascal0.001
bar0.00001
psi0.00014503768
atmosphere0.0000098692327
torr0.0075006376
mmHg0.0075006376

How it works

1 bar = 100 kPa = 14.5038 psi. 1 atm = 101.325 kPa.

Example

32 psi ≈ 2.21 bar ≈ 220.6 kPa.

Frequently asked questions

Sea-level pressure?
~1013 hPa (1 atm).
Torr and mmHg?
1 mmHg ≈ 1 torr ≈ 133.322 Pa.
Gauge vs absolute?
Gauge is relative to atmospheric; absolute includes atmospheric.
Tire pressure?
Typically 30–35 psi cold for passenger cars — check the door placard.

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