How to convert pascals to millimeters of mercury
mmHg = Pa × 0.007500615758Multiply the value in pascals by 0.007500615758. To go the other way, multiply by 133.3223874 (or divide by 0.007500615758).
A pascal is smaller than a millimeter of mercury: it takes 133.3223874 pascals to make one millimeter of mercury.
Worked examples
- 1 pascal1 Pa × 0.007500615758 = 0.007500615758 mmHg
- 5 pascals5 Pa × 0.007500615758 = 0.03750307879 mmHg
- 10 pascals10 Pa × 0.007500615758 = 0.07500615758 mmHg
- 20 pascals20 Pa × 0.007500615758 = 0.1500123152 mmHg
- 100 pascals100 Pa × 0.007500615758 = 0.7500615758 mmHg
Pascals to millimeters of mercury conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Pascals (Pa) | Millimeters of mercury (mmHg) |
|---|---|
| 0.1 Pa | 0.00075006158 mmHg |
| 0.25 Pa | 0.0018751539 mmHg |
| 0.5 Pa | 0.0037503079 mmHg |
| 1 Pa | 0.0075006158 mmHg |
| 2 Pa | 0.015001232 mmHg |
| 3 Pa | 0.022501847 mmHg |
| 4 Pa | 0.030002463 mmHg |
| 5 Pa | 0.037503079 mmHg |
| 6 Pa | 0.045003695 mmHg |
| 7 Pa | 0.05250431 mmHg |
| 8 Pa | 0.060004926 mmHg |
| 9 Pa | 0.067505542 mmHg |
| 10 Pa | 0.075006158 mmHg |
| Pascals (Pa) | Millimeters of mercury (mmHg) |
|---|---|
| 12 Pa | 0.090007389 mmHg |
| 15 Pa | 0.11250924 mmHg |
| 20 Pa | 0.15001232 mmHg |
| 25 Pa | 0.18751539 mmHg |
| 30 Pa | 0.22501847 mmHg |
| 40 Pa | 0.30002463 mmHg |
| 50 Pa | 0.37503079 mmHg |
| 75 Pa | 0.56254618 mmHg |
| 100 Pa | 0.75006158 mmHg |
| 250 Pa | 1.8751539 mmHg |
| 500 Pa | 3.7503079 mmHg |
| 1,000 Pa | 7.5006158 mmHg |
About the units
Pascal (Pa)
One newton per square metre — a very small pressure. Atmospheric pressure is about 101,325 Pa.
Millimeter of mercury (mmHg)
The conventional mmHg is 133.322387415 Pa. Blood pressure is measured in mmHg (e.g. 120/80).
Frequently asked questions
How many millimeters of mercury are in one pascal?
There are 0.007500615758 millimeters of mercury in one pascal, and this value is exact by definition.
How do I convert pascals to millimeters of mercury?
Multiply the number of pascals by 0.007500615758. For example, 10 Pa × 0.007500615758 = 0.07500615758 mmHg.
How many pascals are in one millimeter of mercury?
One millimeter of mercury equals 133.3223874 pascals. That is the reverse factor, 1 ÷ 0.007500615758.
What is 10 pascals in millimeters of mercury?
10 Pa = 0.07500615758 mmHg.
Is this Pa to mmHg converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.