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Millimeters of Mercury to Kilopascals Converter (mmHg to kPa)

1 mmHg = 0.1333223874 kPa. Type any value to convert millimeters of mercury to kilopascals.

1 mmHg = 0.1333223874 kPa

Formula: kPa = mmHg × 0.1333223874

Common values
Decimals
In every unit 13 units
Pascal (Pa) 133.3223874 Pa
Hectopascal (hPa) 1.333223874 hPa
Kilopascal (kPa) 0.1333223874 kPa
Megapascal (MPa) 0.0001333223874 MPa
Millibar (mbar) 1.333223874 mbar
Bar (bar) 0.001333223874 bar
Standard atmosphere (atm) 0.001315789661 atm
Technical atmosphere (at) 0.00135951 at
Pound per square inch (psi) 0.01933677746 psi
Millimeter of mercury (mmHg) 1 mmHg
Torr (Torr) 1.000000142 Torr
Inch of mercury (inHg) 0.03937007456 inHg
Inch of water (inH₂O) 0.5352401575 inH₂O

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Millimeters of mercury to kilopascals table

Formula: kPa = mmHg × 0.1333223874

Millimeter of mercury (mmHg)Kilopascal (kPa)
0.1 mmHg0.01333223874 kPa
0.25 mmHg0.03333059685 kPa
0.5 mmHg0.06666119371 kPa
1 mmHg0.1333223874 kPa
2 mmHg0.2666447748 kPa
3 mmHg0.3999671622 kPa
4 mmHg0.5332895497 kPa
5 mmHg0.6666119371 kPa
6 mmHg0.7999343245 kPa
7 mmHg0.9332567119 kPa
8 mmHg1.066579099 kPa
9 mmHg1.199901487 kPa
10 mmHg1.333223874 kPa
12 mmHg1.599868649 kPa
15 mmHg1.999835811 kPa
20 mmHg2.666447748 kPa
25 mmHg3.333059685 kPa
30 mmHg3.999671622 kPa
40 mmHg5.332895497 kPa
50 mmHg6.666119371 kPa
60 mmHg7.999343245 kPa
75 mmHg9.999179056 kPa
100 mmHg13.33223874 kPa
150 mmHg19.99835811 kPa
200 mmHg26.66447748 kPa
250 mmHg33.33059685 kPa
500 mmHg66.66119371 kPa
1,000 mmHg133.3223874 kPa

How to use: Millimeters of Mercury to Kilopascals

  1. 1 Type the value in millimeters of mercury.
  2. 2 The result in kilopascals appears at once – or type in the kilopascals field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of pressure.

About this tool

Millimeter of mercury (mmHg) is a unit of pressure; 1 mmHg = 133.3223874 Pa. Kilopascal (kPa) is a unit of pressure (SI); 1 kPa = 1,000 Pa.

To convert millimeters of mercury to kilopascals, multiply the value by 0.1333223874 (kPa = mmHg × 0.1333223874). Example: 2.5 mmHg = 0.3333059685 kPa.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert millimeters of mercury to kilopascals?

To convert millimeters of mercury to kilopascals, multiply the value by 0.1333223874: kPa = mmHg × 0.1333223874. For example 2.5 mmHg = 0.3333059685 kPa.

What is 1 mmHg in kilopascals?

1 mmHg = 0.1333223874 kPa. The other way round, 1 kPa = 7.500615758 mmHg.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of pressure here?

Yes – choose any of the 13 units of pressure in the From and To lists, or switch to another measurement at the top.

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