mmHg to Pascal Converter

mmHg (millimetres of mercury) is used in clinical medicine for blood pressure. Pascals (Pa) are the SI unit of pressure used in physics and engineering

The calculator uses the standard published formula for mmhg to pa. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

This calculator works with inches. You can enter values in the units shown — the calculator handles all conversions internally.

The core formula is: 1 mmHg = 133.322 Pa. Each step in the calculation is shown so you can verify the result manually.