Convert inch of mercury to bar
Here you can quickly calculate how many bar fit in one inch of mercury.
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- 1 inHg = 0.033864 bar
- 1 bar = 29.529983 inHg
Example: inch of mercury to bar
- 1 inch of mercury = 0.033864 bar
Inch of mercury to bar conversion table
| inch of mercury | bar |
|---|---|
| 1 | 0.033864 |
| 2 | 0.067728 |
| 5 | 0.169319 |
| 10 | 0.338639 |
| 20 | 0.677278 |
| 50 | 1.693194 |
| 100 | 3.386389 |
Inch of mercury to bar formula
To convert inch of mercury to bar, multiply by 0.033864.
1 inHg = 0.033864 bar
Example: 1 inch of mercury = 0.033864 bar
Common pressure conversion mistakes
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Tire pressure is quoted in bar in Europe and psi in the US: 1 bar is about 14.5 psi. The recommended 2.5 bar equals about 36 psi, inflating to '25 psi' on the assumption they match leaves the tire dangerously underinflated. Multiply bar by 14.5 to get psi.
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One atmosphere is not exactly one bar: 1 atm = 1.01325 bar = 101.325 kPa. There is also the technical atmosphere (1 kgf/cm²) at about 0.981 bar. The ~1% differences rarely matter day to day, but engineering and diving calculations need the right unit.
Quick inch of mercury and bar conversion quiz
Score:
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63 bar equals 3 720 inch of mercury.
Correct answer: 63 bar = 1 860 inch of mercury.
97 bar equals 2 860 inch of mercury.
Correct answer: 97 bar = 2 860 inch of mercury.
250 inch of mercury equals 5.08 bar.
Correct answer: 250 inch of mercury = 8.47 bar.
153 inch of mercury equals 3.11 bar.
Correct answer: 153 inch of mercury = 5.18 bar.