Convert mmHg to torr
millimeters of mercury to torr. Enter a value to convert, or use the mmHg to torr chart further down the page.
1 millimeter of mercury equals 1 torr. Going the other way, 1 torr = 1 millimeters of mercury.
How to convert mmHg to torr
To convert millimeters of mercury to torr, multiply the millimeter of mercury value by 1.000000142. You can also divide by 0.9999998575 to get the same answer.
Torr = mmHg × 1.000000142
Worked example
Convert 15 mmHg to torr:
15 mmHg = 15 Torr
mmHg to torr conversion chart
Use this mmHg to torr table for quick reference without typing anything.
| millimeters of mercury (mmHg) | torr (Torr) |
|---|---|
| 0.01 mmHg | 0.01 Torr |
| 0.1 mmHg | 0.1 Torr |
| 1 mmHg | 1 Torr |
| 2 mmHg | 2 Torr |
| 3 mmHg | 3 Torr |
| 5 mmHg | 5 Torr |
| 10 mmHg | 10 Torr |
| 20 mmHg | 20 Torr |
| 50 mmHg | 50 Torr |
| 100 mmHg | 100 Torr |
| 1,000 mmHg | 1,000 Torr |
What is a millimeter of mercury?
A millimeter of mercury is about 133.32 pascals. It is the unit used for blood pressure readings.
What is a torr?
One torr is exactly 1/760 of a standard atmosphere, which makes it almost — but not quite — identical to a millimeter of mercury. It is the working unit of vacuum systems.
Frequently asked questions
How many torr are in a millimeter of mercury?
1 mmHg equals 1 torr. Going the other way, 1 torr is 1 mmHg.
How do you convert mmHg to torr?
To convert millimeters of mercury to torr, multiply the millimeter of mercury value by 1.000000142. You can also divide by 0.9999998575 to get the same answer.
What is 10 mmHg in torr?
10 mmHg equals 10 torr. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert mmHg to other units
- torr to mmHg
- mmHg to psi
- mmHg to bar
- mmHg to pascals
- mmHg to kPa
- mmHg to atm
- mmHg to millibars
- mmHg to inHg
Convert other units to torr
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