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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

Centimeter of water to millimeter of mercury formula

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 pressure conversion mistakes

  • 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 and millimeter of mercury conversion quiz

Score: 0

237 centimeter of water equals 174 millimeter of mercury.

Correct answer: 237 centimeter of water = 174 millimeter of mercury.

222 centimeter of water equals 163 millimeter of mercury.

Correct answer: 222 centimeter of water = 163 millimeter of mercury.

6 centimeter of water equals 5.08 millimeter of mercury.

Correct answer: 6 centimeter of water = 4.41 millimeter of mercury.

232 centimeter of water equals 188 millimeter of mercury.

Correct answer: 232 centimeter of water = 171 millimeter of mercury.

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