Psi to Millimeter Of Mercury Converter

Convert psi to millimeter of mercury instantly.

Standard pressure units

pascal 689475.7
kilopascal 689.476
bar 6.895
atmosphere 6.805
millimeter of mercury 5171.507

Fun comparisons

blood pressure readings 🩺~ 43.09
Earth atmospheres 🌍~ 6.8
car tyre pressures 🚗~ 3.13
scuba tank pressures 🤿~ 0.03

How to convert psi to millimeter of mercury

Enter your pressure in psi and get the equivalent in millimeter of mercury instantly. Key reference points: standard atmospheric pressure is 1 atm (101.325 kPa / 14.696 psi / 1.01325 bar), and a typical car tyre runs at about 32 psi (2.2 bar).

PSI is used in industrial pressure systems and US tyre standards; mmHg is used in medical devices and older barometers. One psi equals approximately 51.715 mmHg.

Need the opposite direction? Convert millimeter of mercury to psi just as easily, or explore all our pressure conversions.

Common psi to millimeter of mercury conversions

Psi (psi)Millimeter Of Mercury (mmHg)
151.7151
5258.575
10517.151
251292.88
502585.75
1005171.51
50025857.5
100051715.1

Frequently asked questions

1 psi equals 51.7151 millimeter of mercury.

Multiply by 51.7151. For example, 5 psi = 258.575 mmHg.

14.7 psi equals approximately 760 mmHg, close to standard atmospheric pressure.

1 millimeter of mercury equals 0.0193367 psi.

100 psi equals 5171.51 millimeter of mercury.

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