🔩 Pressure
mmHg to kPa Converter
Convert mmHg to kPa instantly with a reference conversion table.
Quick answer: To convert mmHg to kPa, multiply by 0.133322. For example, 1 mmHg = 0.133322 kPa. Use the calculator below for any value.
mmHg to kPa
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Common conversions
| mmHg | kPa |
|---|
Formula:
How to convert mmHg to kPa
1
Enter your value
Type the number of mmhg you want to convert into the left box. The result in kpa appears instantly in the right box. You can also type into the right box to convert in the other direction.
2
Use the swap button
Click the ⇄ Swap button to reverse the conversion — kPa to mmHg. Your current value carries across so you don't have to re-enter anything.
3
About mmHg and kPa
mmHg and kPa are common pressure measurements.
💡 Did you know?
1 mmHg = 0.13332 kPa. A 120/80 blood pressure reading in mmHg = 16.0/10.7 kPa. European medical standards increasingly use kPa; the UK still almost universally uses mmHg for blood pressure despite SI-metric clinical conventions.
📊 Common conversions at a glance
| mmHg | kPa |
|---|---|
| 1 | 0.1333 |
| 5 | 0.6666 |
| 10 | 1.333 |
| 50 | 6.666 |
| 100 | 13.33 |
| 133.3 | 17.77 |
Reviewed for 2026. mmHg ↔ kPa conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.