Milligray to Millisievert Converter
Convert Milligray (mGy) to Millisievert (mSv) instantly. 1 mGy = 1 mSv.
Radiation Converter
10 units available
1 mGy = 1 mSv
Formula:
mSv = mGy × 1With your value: 1 mGy = 1 mSv
Other Milligray to Millisievert conversions
Milligray to Millisievert Conversion Table
| Milligray (mGy) | Millisievert (mSv) |
|---|---|
| 0.5 | 0.5 |
| 1 | 1 |
| 2 | 2 |
| 5 | 5 |
| 10 | 10 |
| 15 | 15 |
| 20 | 20 |
| 25 | 25 |
| 50 | 50 |
| 100 | 100 |
| 250 | 250 |
| 500 | 500 |
| 1000 | 1,000 |
Millisievert to Milligray Conversion Table
| Millisievert (mSv) | Milligray (mGy) |
|---|---|
| 0.5 | 0.5 |
| 1 | 1 |
| 2 | 2 |
| 5 | 5 |
| 10 | 10 |
| 15 | 15 |
| 20 | 20 |
| 25 | 25 |
| 50 | 50 |
| 100 | 100 |
| 250 | 250 |
| 500 | 500 |
| 1000 | 1,000 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Milligray (mGy)
Radiation
Gray and sievert are coherent SI units (J/kg). Rad and rem are exactly 0.01 Gy and 0.01 Sv; the curie is exactly 3.7 × 10¹⁰ Bq.
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Millisievert (mSv)
Radiation
Gray and sievert are coherent SI units (J/kg). Rad and rem are exactly 0.01 Gy and 0.01 Sv; the curie is exactly 3.7 × 10¹⁰ Bq.
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Milligray to Millisievert
To convert from Milligray (mGy) to Millisievert (mSv), multiply the value by 1.
Formula: mSv = mGy × 1
Reverse: mGy = mSv × 1
Step-by-Step Example
- Start with your value in Milligray. For example: 5 mGy
- Multiply by the conversion factor: 5 x 1
- The result is: 5 mSv
About Milligray
The milligray (mGy) is a unit of radiation dose. One milligray equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: radiation calculations, engineering and science, education.
About Millisievert
The millisievert (mSv) is a unit of radiation dose. One millisievert equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
Common uses: radiation calculations, engineering and science, education.
Frequently Asked Questions
How many Millisievert are in 1 Milligray?
There are exactly 1 Millisievert in 1 Milligray. This means the conversion factor from Milligray to Millisievert is 1.
What is the formula to convert Milligray to Millisievert?
The formula to convert Milligray to Millisievert is: mSv = mGy × 1. For example, to convert 10 Milligray to Millisievert, you would multiply 10 by 1.
What is a Milligray?
The milligray (mGy) is a unit of radiation dose. One milligray equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What is a Millisievert?
The millisievert (mSv) is a unit of radiation dose. One millisievert equals 0.001 grays. UnitConvertLab converts it against every other radiation unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.
What are the common uses of Milligray?
The Milligray is commonly used in radiation calculations, engineering and science, education.
Related Radiation Conversions
Cite this page
UnitConvertLab. (2026). Milligray to Millisievert converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/milligray-to-millisievert