Convert millimeter of mercury to pascal
1 mmHg = 133.3223874 Pa
1 mmHg = 133 Pa
1 mmHg in every pressure unit
| pascal | 133 Pa |
| kilopascal | 0.133 kPa |
| megapascal | 0.000133 MPa |
| bar | 0.00133 bar |
| atmosphere | 0.00132 atm |
| millimeter of mercury | 1 mmHg |
| pound per square inch | 0.0193 psi |
| foot of water column | 0.0446 ft H₂O |
| gigapascal | 1.33e-07 GPa |
| kip per square inch | 0.0000193 ksi |
| inch of mercury | 0.0394 inHg |
| inch of water column | 0.535 in w.g. |
How the conversion works
Multiply by 133.3223874 to go from millimeter of mercury to pascal, or divide by it to go back. Every conversion on this site routes through the SI value (Pa) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? pascal to millimeter of mercury — 1 Pa = 0.007500615758 mmHg.
millimeter of mercury to pascal — common values
| 1 mmHg | 133.32239 Pa |
| 2 mmHg | 266.64477 Pa |
| 3 mmHg | 399.96716 Pa |
| 5 mmHg | 666.61194 Pa |
| 10 mmHg | 1,333.2239 Pa |
| 15 mmHg | 1,999.8358 Pa |
| 20 mmHg | 2,666.4477 Pa |
| 25 mmHg | 3,333.0597 Pa |
| 50 mmHg | 6,666.1194 Pa |
| 75 mmHg | 9,999.1791 Pa |
| 100 mmHg | 13,332.239 Pa |
| 250 mmHg | 33,330.597 Pa |
| 500 mmHg | 66,661.194 Pa |
| 1000 mmHg | 133,322.39 Pa |