Quick answer: 1 PSI (lbf/in²) in Torr / mmHg
1 psi equals 51.714933 Torr. To convert PSI (lbf/in²) to Torr / mmHg, multiply by 51.714933 using the free calculator above — no signup needed.
Pressure units
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About Pressure Converter
The Pressure Converter converts between 6 different units, including Pascal, Kilopascal, Bar, PSI (lbf/in²), Atmosphere (atm). The base unit is the Pascal, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Pascal = 0.001 Kilopascal, 0.00001 Bar, 0.000145038 PSI (lbf/in²).
Scale of this category: the smallest unit is the Pascal (Pa) and the largest is the Atmosphere (atm) (atm).
Last updated: 2026-09-15
Pressure conversion factors
| Unit | Symbol | Value in Pascal |
|---|---|---|
| Pascal | Pa | 1 Pa = 1 Pa |
| Kilopascal | kPa | 1 kPa = 1000 Pa |
| Bar | bar | 1 bar = 100000 Pa |
| PSI (lbf/in²) | psi | 1 psi = 6894.76 Pa |
| Atmosphere (atm) | atm | 1 atm = 101325 Pa |
| Torr / mmHg | Torr | 1 Torr = 133.322368 Pa |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 PSI (lbf/in²) in Torr / mmHg?
- Multiply 1 by the conversion factor 51.714933
- 1 PSI (lbf/in²) = 51.714933 Torr / mmHg
How much is 5 PSI (lbf/in²) in Torr / mmHg?
- Multiply 5 by the conversion factor 51.714933
- 5 PSI (lbf/in²) = 258.574663 Torr / mmHg
How much is 25 PSI (lbf/in²) in Torr / mmHg?
- Multiply 25 by the conversion factor 51.714933
- 25 PSI (lbf/in²) = 1292.87 Torr / mmHg
Quick Conversion Reference Table
| PSI (lbf/in²) (psi) | Torr / mmHg (Torr) |
|---|---|
| 1 psi (PSI (lbf/in²)) | 51.714933 Torr (Torr / mmHg) |
| 2 psi (PSI (lbf/in²)) | 103.429865 Torr (Torr / mmHg) |
| 5 psi (PSI (lbf/in²)) | 258.574663 Torr (Torr / mmHg) |
| 10 psi (PSI (lbf/in²)) | 517.149326 Torr (Torr / mmHg) |
| 20 psi (PSI (lbf/in²)) | 1034.3 Torr (Torr / mmHg) |
| 50 psi (PSI (lbf/in²)) | 2585.75 Torr (Torr / mmHg) |
| 100 psi (PSI (lbf/in²)) | 5171.49 Torr (Torr / mmHg) |
| 500 psi (PSI (lbf/in²)) | 25857.47 Torr (Torr / mmHg) |
| 1000 psi (PSI (lbf/in²)) | 51714.93 Torr (Torr / mmHg) |
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FAQ
How much is 1 PSI (lbf/in²) in Torr / mmHg?
1 PSI (lbf/in²) = 51.714933 Torr / mmHg.
How do I convert PSI (lbf/in²) to Torr / mmHg?
Enter your value in PSI (lbf/in²) into the converter above and the result in Torr / mmHg appears instantly. 1 psi equals 51.714933 Torr — just multiply your value by 51.714933.
What is the formula for PSI (lbf/in²) to Torr / mmHg?
The formula is: value in Torr / mmHg = value in PSI (lbf/in²) × 51.714933. For example, 5 psi × 51.714933 = 258.574663 Torr.
Is this PSI (lbf/in²) to Torr / mmHg converter free and accurate?
Yes. This PSI (lbf/in²) to Torr / mmHg converter is 100% free, uses the exact international conversion factor (51.714933), and works on any device with no signup.
How do I convert Torr / mmHg back to PSI (lbf/in²)?
To convert back, divide by 51.714933 (or multiply by 0.0193368). You can also use our dedicated How Many PSI (lbf/in²) in 1 Torr / mmHg? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Pressure units are supported?
This converter supports 6 units: Pascal, Kilopascal, Bar, PSI (lbf/in²), Atmosphere (atm), Torr / mmHg.