1 atmosphere to torr
1 atm = 760 Torr. Change the amount below, or read the formula and the reference table further down.
1 atmosphere equals
torr
1 atm = 760 Torr
The formula
Atmospheres and torr both measure pressure from the same zero, so a single multiplier does the job.
Torr = atm × 760
Going the other way? Convert torr to atmospheres.
Atmospheres to torr table
Values either side of 1 atm.
| Atmospheres (atm) | Torr (Torr) |
|---|---|
| -4 | -3,040 |
| -3.5 | -2,660 |
| -3 | -2,280 |
| -2.5 | -1,900 |
| -2 | -1,520 |
| -1.5 | -1,140 |
| -1 | -760 |
| -0.5 | -380 |
| 0 | 0 |
| 0.5 | 380 |
| 1 | 760 |
| 1.5 | 1,140 |
| 2 | 1,520 |
| 2.5 | 1,900 |
| 3 | 2,280 |
| 3.5 | 2,660 |
| 4 | 3,040 |
| 4.5 | 3,420 |
| 5 | 3,800 |
| 5.5 | 4,180 |
| 6 | 4,560 |
Questions people ask
- How many torr are in a atmosphere?
- One atmosphere equals 760 torr.
- How do I convert atmospheres to torr by hand?
- Multiply the number of atmospheres by 760. For a rough check, 760 is close enough for most everyday use.
- What is 1 atmosphere in torr?
- 1 atmosphere is 760 torr.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.