What is a mmHg (mmHg)?

Millimeters of mercury (mmHg) is a unit of pressure based on the height of a mercury column, equal to approximately 133.322 pascals.

Definition

Symbol

mmHg

Category

Pressure

System

Both

1 {unit} = {value} {otherUnit}

1 mmHg = 133.322 Pascal (Pa)

1 mmHg = 0.133322 Kilopascal (kPa)

1 mmHg = 0.000133322 Megapascal (MPa)

1 mmHg = 0.00133322 Bar (bar)

1 mmHg = 0.0193368 PSI (psi)

Common Uses

  • Blood pressure readings
  • Vacuum measurement
  • Barometric pressure

mmHg Conversions

Related Units