Torr to PSI
Convert torr to psi instantly. 1 Torr = 0.0193367747 psi. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert torr to psi
To convert torr to psi, divide by 51.7149325715 (multiply by 0.0193367747). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
psi = Torr × 0.0193367747
Torr to PSI conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Torr | PSI |
|---|---|
| 1 Torr | 0.019337 psi |
| 2 Torr | 0.038674 psi |
| 3 Torr | 0.05801 psi |
| 5 Torr | 0.096684 psi |
| 10 Torr | 0.193368 psi |
| 20 Torr | 0.386735 psi |
| 25 Torr | 0.483419 psi |
| 50 Torr | 0.966839 psi |
| 100 Torr | 1.933677 psi |
| 500 Torr | 9.668387 psi |
| 1,000 Torr | 19.336775 psi |
What is a torr?
One 760th of an atmosphere, near-identical to a millimetre of mercury.
What is a psi?
Pounds per square inch, the US pressure unit for tyres and plumbing.
The formula
psi = Torr × 0.0193367747
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Torr to PSI
- Type the number of torr you want to convert.
- Read the result in psi straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked psi to torr page.
Torr to PSI — frequently asked questions
How many psi are in a torr?
One torr equals 0.0193367747 psi. psi = Torr × 0.0193367747
What is the formula to convert torr to psi?
The formula is psi = Torr × 0.0193367747. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert psi back to torr?
Divide instead of multiplying: one psi is 51.7149325715 Torr. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this torr to psi free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
This page answers each of these searches. They are the exact phrases visitors use to find the torr to psi.
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 19, 2026 · Calculation runs client-side · No data collected · Report an error