Convert sieverts to millisieverts
1 Sv = 1000 mSv — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1000mSv
1 Sv = 1000 mSv
How to convert sieverts to millisieverts
Multiply the number of sieverts by 1000 to get millisieverts.
The exact factor is 1000 .
Sievert to Millisievert conversion table
| Sieverts (Sv) | Millisieverts (mSv) |
|---|---|
| 1 Sv | 1000 |
| 2 Sv | 2000 |
| 3 Sv | 3000 |
| 5 Sv | 5000 |
| 10 Sv | 10 000 |
| 20 Sv | 20 000 |
| 25 Sv | 25 000 |
| 50 Sv | 50 000 |
| 100 Sv | 100 000 |
| 250 Sv | 250 000 |
| 500 Sv | 500 000 |
| 1000 Sv | 1 000 000 |
Millisievert to Sievert conversion table
| Millisieverts (mSv) | Sieverts (Sv) |
|---|---|
| 1 mSv | 0.001 |
| 2 mSv | 0.002 |
| 3 mSv | 0.003 |
| 5 mSv | 0.005 |
| 10 mSv | 0.01 |
| 20 mSv | 0.02 |
| 25 mSv | 0.025 |
| 50 mSv | 0.05 |
| 100 mSv | 0.1 |
| 250 mSv | 0.25 |
| 500 mSv | 0.5 |
| 1000 mSv | 1 |
Frequently asked
How many millisieverts are in a sievert?
One sievert equals 1000 millisieverts (Sv → mSv). That figure is exact, not rounded.
How do you convert sieverts to millisieverts?
Multiply the number of sieverts by 1000 to get millisieverts.
What is 1 mSv in sieverts?
One millisievert is 0.001 sieverts.
What is 10 Sv in mSv?
10 Sv = 10 000 mSv.