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Inch of mercury to Torr

Convert Inch of mercury to Torr and get the exact value instantly.

About this conversion

To convert Inch of mercury to Torr, multiply the number of Inch of mercury by 25.40000632.

Pressure is reported in pascals, bars, PSI, atmospheres or millimeters of mercury depending on whether you are looking at tires, the weather, diving or medicine.

Conversion table

Inch of mercury (inHg)Torr (Torr)
1 inHg25.40000632 Torr
2 inHg50.80001263 Torr
5 inHg127.0000316 Torr
10 inHg254.0000632 Torr
100 inHg2540.000632 Torr

How to use this converter

  1. Enter your Inch of mercury value

    Type any number into the Inch of mercury field. It starts at 1 so you can read the rate straight away.

  2. Read the Torr result

    The amount in Torr updates as you type, so there is no button to press and nothing to wait for.

  3. Swap or keep exploring

    Use the swap control to flip the direction, or pick a related conversion from the list below.

Frequently asked

How many Torr are in one Inch of mercury?
One Inch of mercury equals 25.40000632 Torr. Enter any amount above to get an exact figure for your own value.
Is this converter accurate?
Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
Do you upload the numbers I enter?
No. The Inch of mercury to Torr conversion runs entirely in your browser tab, and nothing you type is sent to a server.
Does it work on my phone?
Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.

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