kPa to mmHg Converter
Convert kilopascal to millimeter of mercury instantly. 1 kPa = 7.500615758 mmHg, worked steps and a full reference table.
How to use it
- Type the value in kilopascal — the result updates as you type.
- Use Swap to flip the direction, or change either dropdown to convert between any two units.
- Click the result to copy it. The URL updates too, so you can bookmark or share the exact conversion.
Examples
| 1 kPa | 7.500615758 mmHg |
| 5 kPa | 37.50307879 mmHg |
| 10 kPa | 75.00615758 mmHg |
| 100 kPa | 750.0615758 mmHg |
One kilopascal equals 7.5006158 millimeter of mercuries (mmHg). To convert kilopascals to millimeter of mercuries, multiply by 7.5006158; to go back the other way, multiply by 0.13332239 instead.
The converter above does it as you type and shows the working underneath, so you can check the arithmetic rather than take the number on trust.
What kilopascals and millimeter of mercuries actually measure
Kilopascal (kPa) — A kilopascal is a thousand pascals. Tyre pressures and weather reporting in metric countries.
Millimeter of mercury (mmHg) — Millimetres of mercury, essentially identical to the torr. Blood pressure and medical measurement.
kPa to mmHg conversion table
The most common values, worked out in advance. Anything not listed can be typed straight into the converter.
| kPa | mmHg |
|---|---|
| 1 kPa | 7.5006158 mmHg |
| 2 kPa | 15.001232 mmHg |
| 5 kPa | 37.503079 mmHg |
| 10 kPa | 75.006158 mmHg |
| 25 kPa | 187.51539 mmHg |
| 50 kPa | 375.03079 mmHg |
| 100 kPa | 750.06158 mmHg |
How to convert kilopascals to millimeter of mercuries by hand
Multiply the number of kilopascals by 7.5006158.
For example, 25 kPa × 7.5006158 = 187.51539 mmHg.
Going the other way, divide by 7.5006158 — or multiply by 0.13332239, which is the same thing and easier to do in your head.
Everything runs in your browser
There is no server involved in the calculation. The numbers you type never leave your device, nothing is logged, and the page keeps working with no connection once it has loaded. That is not a marketing line — it is simply how the tool is built, because a calculation like this has no reason to touch a network.
Questions people ask
How many mmHg are in 1 kPa?
1 kPa equals exactly 7.500615758 mmHg. Multiply any value in kilopascal by 7.500615758 to get millimeter of mercury.
Is anything uploaded to a server?
No. The whole calculation happens in your browser. Nothing is sent anywhere, and the page keeps working offline once loaded.
Last updated 18 August 2026