Convert Atmosphere to Torr
Use this free converter to change atmospheres (atm) into torr (Torr). Atmosphere and torr both measure pressure. As a quick reference, 1 atm equals 760 Torr, and 1 Torr equals 0.0013157895 atm.
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Torr (Torr)
760
1 atm = 760 Torr
Pressure conversion table
| Atmosphere | Torr |
|---|---|
| 0.01 | 7.6 |
| 0.1 | 76 |
| 0.5 | 380 |
| 1 | 760 |
| 2 | 1520 |
| 3 | 2280 |
| 5 | 3800 |
| 10 | 7600 |
| 20 | 15200 |
| 25 | 19000 |
| 50 | 38000 |
| 100 | 76000 |
| 1,000 | 760000 |
How to convert Atmosphere to Torr
Multiply the atmosphere value by 760 to get torr.
- Enter the number of atmospheres you want to convert.
- The converter instantly shows the equivalent value in torr.
- Worked example: 15 atm × 760 = 11400 Torr.
- Use the swap button to reverse the conversion (torr to atmosphere).
About these units
Atmosphere (atm)
- Definition
- A standard atmosphere (atm) is defined as exactly 101,325 pascals, roughly average sea-level pressure.
- History
- It was standardised as a reference pressure for scientific work.
- Current use
- Atmospheres are used in chemistry, physics, and diving as a reference pressure.
Torr (Torr)
- Definition
- A torr is a pressure unit equal to 1/760 of a standard atmosphere, about 133.3 pascals.
- History
- Named after Evangelista Torricelli, inventor of the barometer, it equals roughly one millimeter of mercury.
- Current use
- Torr is used in vacuum technology and laboratory science.
Frequently asked questions
How many torr are in a atmosphere?
There are 760 Torr in 1 atm. To convert, multiply the number of atmospheres by 760.
How do I convert atmospheres to torr?
Multiply the atmosphere value by 760 to get torr. For example, 10 atm = 7600 Torr.
Is this atmosphere-to-torr converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Atmosphere to other pressure units
| Unit | 1 Atmosphere equals |
|---|---|
| Pascal (Pa) | 101325 Pa |
| Kilopascal (kPa) | 101.325 kPa |
| Bar (bar) | 1.01325 bar |
| Pound per Square Inch (psi) | 14.695949 psi |
| Torr (Torr) | 760 Torr |
| Millibar (mbar) | 1013.25 mbar |