Millimeters of mercury to Kilopascals Converter mmHg → kPa

1 millimeter of mercury (mmHg) = 0.1333223874 kilopascals (kPa). Type a value below — the conversion happens instantly, entirely on your device.

From

1 mmHg = 0.1333223874 kPa

Precision

1 millimeters of mercury = 0.13332239 kilopascals

1 × 0.133322 = 0.13332239

1 mmHg equals 0.133322 kPa, so multiplying by 0.133322 converts the value. The result describes the exact same quantity — only the measuring stick changes.

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How to convert millimeters of mercury to kilopascals

kilopascals = millimeters of mercury × 0.1333223874 — multiply the millimeter of mercury value by 0.133322.

Example: 10 mmHg = 1.33322 kPa.

To convert the other way: millimeters of mercury = kilopascals ÷ 0.1333223874

Millimeters of mercury to Kilopascals conversion table

Millimeters of mercury (mmHg)	Kilopascals (kPa)
0.1	0.013332239
0.25	0.033330597
0.5	0.066661194
1	0.13332239
2	0.26664477
3	0.39996716
4	0.53328955
5	0.66661194
6	0.79993432
7	0.93325671
8	1.0665791
9	1.1999015
10	1.3332239
15	1.9998358
20	2.6664477
25	3.3330597
30	3.9996716
40	5.3328955
50	6.6661194
75	9.9991791
100	13.332239
250	33.330597
500	66.661194
1000	133.32239

About the units

What is a millimeter of mercury?

A millimeter of mercury (mmHg) is 133.322 Pa. Blood pressure worldwide is measured in mmHg — a healthy reading is around 120/80 mmHg.

What is a kilopascal?

A kilopascal (kPa) is 1,000 pascals. Tire pressures in many countries and weather reports in Canada use kilopascals; standard atmosphere is 101.325 kPa.

Frequently asked questions

How many kilopascals are in 1 millimeter of mercury?

1 millimeter of mercury (mmHg) = 0.1333223874 kilopascals (kPa).

What is the formula to convert millimeters of mercury to kilopascals?

kilopascals = millimeters of mercury × 0.1333223874 — multiply the millimeter of mercury value by 0.133322.

How do I convert mmHg to kPa without a calculator?

Multiply by 0.133 for a close estimate. Exact factor: 1 mmHg = 0.1333223874 kPa.

Is this mmHg-to-kPa converter accurate and private?

Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.