Centimeters of Water (cmH₂O)	Torr (Torr)
1 cmH₂O	0.7356 Torr
2 cmH₂O	1.4711 Torr
5 cmH₂O	3.6778 Torr
10 cmH₂O	7.3556 Torr
25 cmH₂O	18.389 Torr
50 cmH₂O	36.778 Torr
100 cmH₂O	73.5559 Torr
250 cmH₂O	183.8898 Torr
500 cmH₂O	367.7796 Torr
1000 cmH₂O	735.5592 Torr

Convert Centimeters of Water to Torr

Convert centimeters of water to torr (cmH₂O to Torr) with our instant calculator. 1 cmH₂O = 0.735559 Torr. Includes exact formula and reference tables.

How to Convert Centimeters of Water to Torr (cmH₂O to Torr)

1 Centimeter of Water (cmH₂O) is equal to 0.735559 Torr (Torr). Multiply the centimeter of water value by 0.7355592401

Quick Answer 1 cmH₂O = 0.735559 Torr

Formula Torr = cmH₂O × 0.7355592401

Inverse Factor 1 Torr = 1.35951 cmH₂O

Unit Definitions & Metrology Context

The SI unit of pressure is the pascal (Pa). Standard sea-level atmosphere is defined as 101,325 Pa (1.01325 bar or ~14.696 psi).

About Centimeters of Water (cmH₂O): Centimeter of Water (cmH₂O) is a unit in the Pressure measurement category. It is widely used in cpap & medical respiratory pressure. Relative to the pressure base unit, 1 cmH₂O equals 98.0665 Pascals (Pa).

About Torr (Torr): Torr / mmHg (Torr) is a unit in the Pressure measurement category. It is widely used in torr / mmhg (vacuum & blood pressure). Relative to the pressure base unit, 1 Torr equals 133.322368 Pascals (Pa).

Need to convert in the opposite direction? Visit our Convert Torr to Centimeters of Water (Torr to cmH₂O) calculator (1 Torr = 1.35951 cmH₂O).

Step-by-Step Worked Examples (cmH₂O to Torr)

Convert 5 Centimeters of Water to Torr: Applying the formula (Torr = cmH₂O × 0.7355592401): starting with 5 cmH₂O, multiply the centimeter of water value by 0.7355592401 to get 3.6778 Torr.
Convert 10 Centimeters of Water to Torr: Applying the formula (Torr = cmH₂O × 0.7355592401): starting with 10 cmH₂O, multiply the centimeter of water value by 0.7355592401 to get 7.3556 Torr.
Convert 50 Centimeters of Water to Torr: Applying the formula (Torr = cmH₂O × 0.7355592401): starting with 50 cmH₂O, multiply the centimeter of water value by 0.7355592401 to get 36.778 Torr.

Popular Pressure Conversions

Pound per Square Inch ⇄ Bar

Multiply PSI by ~0.0689476 to convert to bar.

Bar ⇄ Pound per Square Inch

Multiply bar by ~14.5038 to find pressure in pounds per square inch (PSI).

Kilopascal ⇄ Pound per Square Inch

1 PSI equals approximately 6.89476 kilopascals (kPa).

Standard Atmosphere ⇄ Pound per Square Inch

1 standard atmosphere equals approximately 14.6959 PSI.

Frequently Asked Questions

Verified answers and formulas for converting centimeters of water to torr.

How many torr are in 1 centimeter of water?

There are 0.735559 torr (Torr) in 1 centimeter of water (cmH₂O). Conversely, 1 torr / mmhg equals 1.35951 centimeters of water.

How do you convert centimeters of water to torr?

To convert centimeters of water (cmH₂O) to torr (Torr), use the formula: Torr = cmH₂O × 0.7355592401. Multiply the centimeter of water value by 0.7355592401. For example, 10 cmH₂O equals 7.3556 Torr.

How do I convert back from torr to centimeters of water?

To convert in the reverse direction from torr (Torr) to centimeters of water (cmH₂O), use the inverse formula: cmH₂O = Torr × 1.359509806. Multiply the torr / mmhg value by 1.359509806 (1 Torr = 1.35951 cmH₂O).

What is the difference between centimeter of water (cmH₂O) and torr / mmhg (Torr)?

Both centimeter of water and torr / mmhg measure pressure. Centimeter of Water (cmH₂O) is a unit in the Pressure measurement category. It is widely used in cpap & medical respiratory pressure. Relative to the pressure base unit, 1 cmH₂O equals 98.0665 Pascals (Pa). Torr / mmHg (Torr) is a unit in the Pressure measurement category. It is widely used in torr / mmhg (vacuum & blood pressure). Relative to the pressure base unit, 1 Torr equals 133.322368 Pascals (Pa).

How many PSI is in 1 bar?

1 bar equals approximately 14.5038 PSI. For car tires, 2.2 bar is roughly 32 PSI.