MmHg to Torr Converter

Conversion Updated 15 Jun 2026

This MmHg to Torr Converter lets you convert mmHg (mmHg) into Torr (torr) in one step. Enter a value in mmhg and you'll instantly see the equivalent in torr, worked out with the formula torr = mmHg x 1. It's handy whenever you need a quick, precise mmhg-to-torr conversion without doing the arithmetic by hand.

  • Conversion constants are fixed and do not vary by region.

Formula

torr = mmHg x 1
  • To convert mmhg to torr, multiply your value by the fixed factor 1 (so 1 mmHg = 1 torr).
  • The factor comes from the internationally agreed definitions of each unit, so it never changes.
  • Displayed results are rounded for readability, but the full-precision value is used in the calculation.

Example

Inputs
  • mmHg (mmHg): 500

Start with 500 mmHg. Multiply by 1 to get 500 torr.

Frequently asked questions

How do I convert mmhg to torr?
Multiply the number of mmhg by 1. For example, 500 mmHg equals 500 torr.
Are these conversion factors accurate?
Yes. The calculator uses internationally accepted definitions for each unit, so the conversion factor is exact.
Why can tiny differences appear after conversion?
Very small differences are only a display effect from rounding the output. The underlying calculation keeps full precision.