Convert bar to millimeters of mercury
Converting bar to millimeters of mercury is a common pressure task, whether you are checking a recipe, a spec sheet, a travel distance or a homework problem. Since 1 bar equals 750.062 mmHg, the math is a single multiplication — and this page does it for you instantly, with the formula, a table of common values and answers to the questions people ask most.
Exact factor
How to convert bar to millimeters of mercury
To convert bar to millimeters of mercury, multiply the number of bar by 750.062. For example, 10 bar × 750.062 = 7,500.62 mmHg.
mmHg = bar × 750.062
- Write down the value in bar you want to convert.
- Multiply it by 750.062 (the exact bar→mmHg factor).
- The result is your value in millimeters of mercury. Check it below with the converter or the table.
Conversion table
Common values of bar and their equivalents in millimeters of mercury:
| bar | mmHg |
|---|---|
| 1 | 750.062 |
| 2 | 1,500.12 |
| 3 | 2,250.18 |
| 4 | 3,000.25 |
| 5 | 3,750.31 |
| 10 | 7,500.62 |
| 20 | 15,001.2 |
| 25 | 18,751.5 |
| 50 | 37,503.1 |
| 100 | 75,006.2 |
| 250 | 187,515 |
| 500 | 375,031 |
About these units
Bar (bar). A bar equals exactly 100,000 pascals, close to average atmospheric pressure at sea level. It is the standard unit for tire pressure, dive tanks and espresso machines in metric countries.
Millimeter of Mercury (mmHg). A millimeter of mercury is the pressure exerted by a one-millimeter column of mercury, about 133.32 pascals. Blood pressure and vacuum measurements are still quoted in mmHg.
Frequently asked questions
How do I convert bar to millimeters of mercury?
To convert bar to millimeters of mercury, multiply the number of bar by 750.062. For example, 10 bar × 750.062 = 7,500.62 mmHg. Or skip the math: type the value into the converter at the top of this page and the result updates instantly.
How many millimeters of mercury are in 1 bar?
1 bar = 750.062 mmHg. That is the fixed relationship used by this converter and by international standards.
How many bar are in 1 millimeter of mercury?
1 mmHg = 0.00133322 bar. If you are converting in the opposite direction, use our Millimeter of Mercury to Bar converter for the dedicated table and FAQ.
Is the bar to millimeters of mercury conversion exact?
Yes. Both units are defined by international agreement, so the factor of 750.062 is exact. Displayed results are rounded to 6 significant digits only for readability.
What is bar used for?
A bar equals exactly 100,000 pascals, close to average atmospheric pressure at sea level. It is the standard unit for tire pressure, dive tanks and espresso machines in metric countries.