Pressure psi ↔ bar

1 bar = 14.5038 psi = 100 kPa = 0.987 atm.

Inputs

Result

bar
2.2063 bar
220.63 kPa · 2.1775 atm · 1,654.9 mmHg.
  • psi32.0000
  • bar2.20632
  • kPa220.63
  • atm2.17747
  • mmHg1,654.88

Step-by-step

  1. 1 bar = 14.5038 psi (= 100 kPa = 0.987 atm).

How to use this calculator

  • Pick direction + enter value.
  • Read all common units.

About this calculator

Pressure unit conversions: 1 bar = 14.5038 psi = 100 kPa = 0.987 atm = 750 mmHg. Atmospheric pressure at sea level: ~14.7 psi = 1.013 bar = 101.325 kPa = 1 atm. Tire pressure: ~32 psi = 2.2 bar. Scuba tanks: 3000 psi = 207 bar. Industry uses bar/Pa (SI) or psi (US).

Frequently asked

Bar is metric (100 kPa exactly). atm is sea-level standard pressure (101.325 kPa). Very close but not identical.

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