mmHg to Millibar Converter
Pressure · unit-converter
Convert mmHg to Millibar with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations bridge through pascal with fixed definitions (standard atmosphere = 101,325 Pa; torr and mmHg = atm/760; plus industrial/manometer units like kgf/cm², inHg, inH2O, and mmH2O).
About mmHg
Millimeters of mercury (mmHg) is common in medicine (e.g. blood pressure). Here it uses the same Pa per unit as torr (133.32236842105263 Pa).
About Millibar
Millibar (mbar) equals 100 Pa and is numerically identical to hPa. It appears in weather and legacy instrument labels.
How to convert millimeter of mercury (mmhg) to millibar (mbar)
1 mmhg equals 1.3332236842105263 millibar in this tool (via pascal):
1 mmhg = (133.32236842105263 Pa ÷ 100 Pa) mbar = 1.3332236842105263 mbar
Each mmhg carries 133.32236842105263 Pa and each millibar 100 Pa, so one mmhg equals 133.32236842105263 ÷ 100 mbar.
Let p(mmhg) be pressure in mmHg (mmhg), and p(mbar) in Millibar (mbar). Then:
p(mbar) = p(mmhg) × (133.32236842105263 / 100)
Equivalently, divide by how many mmhg fit into one mbar (Pa per mbar divided by Pa per mmhg):
p(mbar) = p(mmhg) ÷ 0.7500616827041697
Examples
Example #1: Convert 1 mmhg to millibar
1 mmhg = 1 mmhg × (133.32236842105263/100) mbar = 1.3332236842 mbar
1 mmhg = 1 mmhg ÷ 0.7500616827041697 = 1.3332236842 mbar
1 mmhg × (133.32236842105263/100) = 1.333224 mbar
Example #2: Convert 10 mmhg to millibar
10 mmhg = 10 mmhg × (133.32236842105263/100) mbar = 13.3322368421 mbar
10 mmhg = 10 mmhg ÷ 0.7500616827041697 = 13.3322368421 mbar
10 mmhg × (133.32236842105263/100) = 13.332237 mbar
Summary
To convert mmHg to Millibar, multiply the value in mmhg by (133.32236842105263 Pa per mmhg) / (100 Pa per mbar). Equivalently: value_mbar = value_mmhg × (133.32236842105263 / 100). Numerically, 1 mmhg equals 1.3332236842105263 mbar.
Relationship context
Both mmHg and Millibar are converted by fixed multiples of the pascal. Multiplying by (Pa per mmhg) ÷ (Pa per mbar) gives the same result as passing through pascal, keeping bar, atm, PSI, kPa, hPa, torr, and mmHg consistent on the hub.
Conversion tables
| mmHg (mmhg) | Millibar (mbar) |
|---|---|
| 0.1 | 0.1333223684 |
| 1 | 1.3332236842 |
| 2 | 2.6664473684 |
| 3 | 3.9996710526 |
| 4 | 5.3328947368 |
| 5 | 6.6661184211 |
| 6 | 7.9993421053 |
| 7 | 9.3325657895 |
| 8 | 10.6657894737 |
| 9 | 11.9990131579 |
| mmHg (mmhg) | Millibar (mbar) |
|---|---|
| 10 | 13.3322368421 |
| 20 | 26.6644736842 |
| 30 | 39.9967105263 |
| 40 | 53.3289473684 |
| 50 | 66.6611842105 |
| 60 | 79.9934210526 |
| 70 | 93.3256578947 |
| 80 | 106.657894737 |
| 90 | 119.990131579 |
| 100 | 133.322368421 |