Convert torr to inHg
torr to inches of mercury. Enter a value to convert, or use the torr to inHg chart further down the page.
1 torr equals 0.0393701 inches of mercury. Going the other way, 1 inch of mercury = 25.4 torr.
How to convert torr to inHg
To convert torr to inches of mercury, multiply the torr value by 0.03937007313. You can also divide by 25.40000362 to get the same answer.
inHg = Torr × 0.03937007313
Worked example
Convert 15 Torr to inches of mercury:
15 Torr = 0.590551 inHg
torr to inHg conversion chart
Use this torr to inHg table for quick reference without typing anything.
| torr (Torr) | inches of mercury (inHg) |
|---|---|
| 0.01 Torr | 0.000393701 inHg |
| 0.1 Torr | 0.00393701 inHg |
| 1 Torr | 0.0393701 inHg |
| 2 Torr | 0.0787401 inHg |
| 3 Torr | 0.11811 inHg |
| 5 Torr | 0.19685 inHg |
| 10 Torr | 0.393701 inHg |
| 20 Torr | 0.787401 inHg |
| 50 Torr | 1.9685 inHg |
| 100 Torr | 3.93701 inHg |
| 1,000 Torr | 39.3701 inHg |
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 inch of mercury?
An inch of mercury is about 3,386.39 pascals. Aircraft altimeters and US weather reports use it; the standard sea-level setting is 29.92 inHg.
Frequently asked questions
How many inHg are in a torr?
1 torr equals 0.0393701 inHg. Going the other way, 1 inHg is 25.4 torr.
How do you convert torr to inHg?
To convert torr to inches of mercury, multiply the torr value by 0.03937007313. You can also divide by 25.40000362 to get the same answer.
What is 10 torr in inHg?
10 torr equals 0.393701 inHg. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert torr to other units
- inHg to torr
- torr to psi
- torr to bar
- torr to pascals
- torr to kPa
- torr to atm
- torr to mmHg
- torr to millibars
Convert other units to inHg
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