Convert atmosphere (atm) to torr (Torr).
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Torr to Atmosphere Converter (Torr to atm)
Convert torr (Torr) to atmosphere (atm).Unit Converter · Pressure
Quick answer
1 torr is approximately equal to 0.00131579 atmospheres (atm). 1 atmosphere (atm) is equal to 760 torr.
To convert Torr to atm, multiply the value in torr by 0.0013157895 (or divide by 760). For example, 10 Torr = 0.01315789 atm, and 100 Torr = 0.13157895 atm.
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Quick reference — torr to atmosphere
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How to convert torr to atmospheres
How many atmospheres are in a torr? 1 torr is about 0.00131579 atmospheres. This free Torr to atm converter and torr to atmosphere calculator gives the answer instantly for any value.
To convert torr (Torr) to atmosphere (atm), multiply the value in torr by 0.0013157895, or divide it by 760.
atm = Torr × 0.0013157895
- 1
Take the value in torr
For example, 25 Torr.
- 2
Multiply by 0.0013157895
25 × 0.0013157895.
- 3
Read the answer in atmospheres
25 Torr = 0.03289474 atm.
Torr to Atmosphere conversion table
Common values from 1 to 1,000 torr converted to atmospheres.
| Torr (Torr) | Atmosphere (atm) |
|---|---|
| 1 Torr | 0.00131579 atm |
| 2 Torr | 0.00263158 atm |
| 3 Torr | 0.00394737 atm |
| 4 Torr | 0.00526316 atm |
| 5 Torr | 0.00657895 atm |
| 6 Torr | 0.00789474 atm |
| 7 Torr | 0.00921053 atm |
| 8 Torr | 0.01052632 atm |
| 9 Torr | 0.01184211 atm |
| 10 Torr | 0.01315789 atm |
| 15 Torr | 0.01973684 atm |
| 20 Torr | 0.02631579 atm |
| 25 Torr | 0.03289474 atm |
| Torr (Torr) | Atmosphere (atm) |
|---|---|
| 30 Torr | 0.03947368 atm |
| 40 Torr | 0.05263158 atm |
| 50 Torr | 0.06578947 atm |
| 60 Torr | 0.07894737 atm |
| 70 Torr | 0.09210526 atm |
| 75 Torr | 0.09868421 atm |
| 80 Torr | 0.10526316 atm |
| 90 Torr | 0.11842105 atm |
| 100 Torr | 0.13157895 atm |
| 250 Torr | 0.32894737 atm |
| 500 Torr | 0.65789474 atm |
| 1,000 Torr | 1.31578947 atm |
About torr and atmospheres
Torr (Torr)
A torr is 1/760 of a standard atmosphere, about 133.32 pascals. It is used in vacuum measurement.
Atmosphere (atm)
A standard atmosphere (atm) is exactly 101,325 pascals, the average air pressure at sea level.
Torr to atm: common questions
- How many atmospheres are in 1 torr?
- 1 torr is approximately equal to 0.00131579 atmospheres (atm). In short: 1 Torr ≈ 0.00131579 atm.
- How do I convert torr to atmospheres?
- To convert Torr to atm, multiply the value in torr by 0.0013157895 (or divide by 760). For example, 5 Torr = 0.00657895 atm.
- How do I convert atmospheres to torr?
- To convert atm to Torr, multiply the value in atmospheres by 760. Or open the Atmosphere to Torr converter, which does it for you.
- What is 10 Torr in atm, and what is 100 Torr?
- 10 Torr = 0.01315789 atm, and 100 Torr = 0.13157895 atm. The table above lists more values from 1 to 1,000.
- Is this Torr to atm converter accurate?
- Yes. It uses the exact conversion factor and shows results to as many as 8 decimal places, so you can rely on it for study, work and everyday measuring.
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