Convert millimeter of mercury to bar
1 mmHg = 0.001333223874 bar
1 mmHg = 0.0013332 bar
1 mmHg in every pressure unit
| microbar | 1,333.2 μbar |
| barye | 1,333.2 Ba |
| millitorr | 1,000 mTorr |
| pascal | 133.32 Pa |
| millimeter of water column | 13.595 mmH₂O |
| pound per square foot | 2.7845 lb/ft² |
| centimeter of water column | 1.3595 cmH₂O |
| hectopascal | 1.3332 hPa |
| millibar | 1.3332 mbar |
| torr | 1 Torr |
| millimeter of mercury | 1 mmHg |
| inch of water column | 0.53524 in w.g. |
| kilopascal | 0.13332 kPa |
| foot of water column | 0.044603 ft H₂O |
| inch of mercury | 0.03937 inHg |
| pound per square inch | 0.019337 psi |
| meter of water column | 0.013595 m H₂O |
| decibar | 0.013332 dbar |
| kilogram-force per square centimeter | 0.0013595 kgf/cm² |
| bar | 0.0013332 bar |
| atmosphere | 0.0013158 atm |
| megapascal | 0.00013332 MPa |
| kip per square inch | 0.000019337 ksi |
| gigapascal | 1.3332e-07 GPa |
| million pounds per square inch | 1.9337e-08 Mpsi |
How the conversion works
Multiply by 0.001333223874 to go from millimeter of mercury to bar, 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? bar to millimeter of mercury — 1 bar = 750.0615758 mmHg.
millimeter of mercury to bar — common values
| 1 mmHg | 0.0013332239 bar |
| 2 mmHg | 0.0026664477 bar |
| 3 mmHg | 0.0039996716 bar |
| 5 mmHg | 0.0066661194 bar |
| 10 mmHg | 0.013332239 bar |
| 15 mmHg | 0.019998358 bar |
| 20 mmHg | 0.026664477 bar |
| 25 mmHg | 0.033330597 bar |
| 50 mmHg | 0.066661194 bar |
| 75 mmHg | 0.099991791 bar |
| 100 mmHg | 0.13332239 bar |
| 250 mmHg | 0.33330597 bar |
| 500 mmHg | 0.66661194 bar |
| 1000 mmHg | 1.3332239 bar |