Convert torr to mmHg
Torr to millimeters of mercury. Enter a value to convert, or use the torr to mmHg chart further down the page.
1 torr equals 0.9999998575 millimeters of mercury. Going the other way, 1 millimeter of mercury = 1.000000142 torr.
How to convert torr to mmHg
To convert torr to millimeters of mercury, multiply the torr value by 0.9999998575. You can also divide by 1.000000142 to get the same answer.
mmHg = Torr × 0.9999998575
Worked example
Convert 15 Torr to millimeters of mercury:
15 Torr = 14.99999786 mmHg
torr to mmHg conversion chart
Use this torr to mmHg table for quick reference without typing anything.
| torr (Torr) | millimeters of mercury (mmHg) |
|---|---|
| 0.01 Torr | 0.009999998575 mmHg |
| 0.1 Torr | 0.09999998575 mmHg |
| 1 Torr | 0.9999998575 mmHg |
| 2 Torr | 1.999999715 mmHg |
| 3 Torr | 2.999999573 mmHg |
| 5 Torr | 4.999999288 mmHg |
| 10 Torr | 9.999998575 mmHg |
| 20 Torr | 19.99999715 mmHg |
| 50 Torr | 49.99999288 mmHg |
| 100 Torr | 99.99998575 mmHg |
| 1,000 Torr | 999.9998575 mmHg |
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.
What is a millimeter of mercury?
A millimeter of mercury is about 133.32 pascals. It is the unit used for blood pressure readings.
Frequently asked questions
How many mmHg are in a torr?
1 torr equals 0.9999998575 mmHg. Going the other way, 1 mmHg is 1.000000142 torr.
How do you convert torr to mmHg?
To convert torr to millimeters of mercury, multiply the torr value by 0.9999998575. You can also divide by 1.000000142 to get the same answer.
What is 10 torr in mmHg?
10 torr equals 9.999998575 mmHg. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert torr to other units
- mmHg to torr
- torr to psi
- torr to bar
- torr to pascals
- torr to kPa
- torr to atm
- torr to millibars
- torr to inHg
Convert other units to mmHg
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