HomeUnit Conversion › Kilopascals to Millimeters of mercury

Kilopascals to Millimeters of mercury (kPa to mmHg)

Convert kilopascals to millimeters of mercury: 1 kPa = 7.50062 mmHg. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.

Formula

1 kPa = 7.50062 mmHg

millimeters of mercury = kilopascals × 7.500615758 — reverse: kilopascals = millimeters of mercury × 0.1333223874

The factor is derived from the SI definitions of both units (base unit: Pa) as listed in NIST SP 811; results on this page are shown to 6 significant figures, the API returns up to 12.

Worked examples

Kilopascals to millimeters of mercury conversion table

Kilopascals (kPa)Millimeters of mercury (mmHg)
17.50062
215.0012
322.5018
430.0025
537.5031
645.0037
752.5043
860.0049
967.5055
1075.0062
15112.509
20150.012
25187.515
30225.018
40300.025
50375.031
75562.546
100750.062
2001500.12
2501875.15
5003750.31
10007500.62

FAQ

How many millimeters of mercury are in one kilopascal?

1 kPa = 7.50062 mmHg. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures.

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

Multiply the value in kilopascals by 7.500615758: millimeters of mercury = kilopascals × 7.500615758. For example, 5 kPa = 37.5031 mmHg.

How do I convert millimeters of mercury back to kilopascals?

Multiply by the inverse factor 0.1333223874 (kilopascals = millimeters of mercury × 0.1333223874), or use the millimeters of mercury-to-kilopascals page.

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