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Convert centimeter of water to millimeter of mercury

Here you can quickly calculate how many millimeter of mercury fit in one centimeter of water.
  • 1 cmH₂O = 0.735559 mmHg
  • 1 mmHg = 1.35951 cmH₂O

Centimeter of water to millimeter of mercury conversion table

centimeter of water millimeter of mercury
1 0.735559
2 1.471118
5 3.677796
10 7.355591
20 14.711183
50 36.777957
100 73.555914

Formula to convert centimeter of water to millimeter of mercury

To convert centimeter of water to millimeter of mercury, multiply by 0.735559.

1 cmH₂O = 0.735559 mmHg
Example: 1 centimeter of water = 0.735559 millimeter of mercury

Common mistakes in pressure conversion

  • Blood pressure uses mmHg (120/80) and weather reports use hPa (around 1,013), different units that must not be mixed: 760 mmHg = 1,013.25 hPa. One mmHg is about 1.33 hPa.

Quick centimeter of water to/from millimeter of mercury conversion quiz

Score: 0

160 centimeter of water equals 118 millimeter of mercury.

Correct answer: 160 centimeter of water = 118 millimeter of mercury.

2.4 millimeter of mercury equals 3.59 centimeter of water.

Correct answer: 2.4 millimeter of mercury = 3.26 centimeter of water.

2.1 millimeter of mercury equals 3.28 centimeter of water.

Correct answer: 2.1 millimeter of mercury = 2.85 centimeter of water.

98 centimeter of water equals 72.1 millimeter of mercury.

Correct answer: 98 centimeter of water = 72.1 millimeter of mercury.

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