1 millimeter of mercury to millibars
1 mmHg = 1.333224 mbar. Change the amount below, or read the formula and the reference table further down.
1 millimeter of mercury equals
millibars
1 mmHg = 1.333224 mbar
The formula
Millimeters of mercury and millibars both measure pressure from the same zero, so a single multiplier does the job.
mbar = mmHg × 1.33322387
Going the other way? Convert millibars to millimeters of mercury.
Millimeters of mercury to millibars table
Values either side of 1 mmHg.
| Millimeters of mercury (mmHg) | Millibars (mbar) |
|---|---|
| -4 | -5.3329 |
| -3.5 | -4.6663 |
| -3 | -3.9997 |
| -2.5 | -3.3331 |
| -2 | -2.6664 |
| -1.5 | -1.9998 |
| -1 | -1.3332 |
| -0.5 | -0.666612 |
| 0 | 0 |
| 0.5 | 0.666612 |
| 1 | 1.3332 |
| 1.5 | 1.9998 |
| 2 | 2.6664 |
| 2.5 | 3.3331 |
| 3 | 3.9997 |
| 3.5 | 4.6663 |
| 4 | 5.3329 |
| 4.5 | 5.9995 |
| 5 | 6.6661 |
| 5.5 | 7.3327 |
| 6 | 7.9993 |
Questions people ask
- How many millibars are in a millimeter of mercury?
- One millimeter of mercury equals 1.33322387 millibars.
- How do I convert millimeters of mercury to millibars by hand?
- Multiply the number of millimeters of mercury by 1.33322387. For a rough check, 1.3 is close enough for most everyday use.
- What is 1 millimeter of mercury in millibars?
- 1 millimeter of mercury is 1.333224 millibars.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.