Convert rem to sievert
1 rem equals 0.01 sieverts. Enter a value below to convert instantly.
Need the other direction? Convert sievert to rem →
Formula
Multiply the number of rems by 0.01 to get sieverts.
Step by step
- Start with 1 rem.
- Multiply by the conversion factor 0.01.
- 1 × 0.01 = 0.01 Sv.
Rems to Sieverts conversion table
| Rems (rem) | Sieverts (Sv) |
|---|---|
| 1 | 0.01 |
| 2 | 0.02 |
| 5 | 0.05 |
| 10 | 0.1 |
| 20 | 0.2 |
| 50 | 0.5 |
| 100 | 1 |
Convert Rem to other radiation dose units
1 rem expressed in every other radiation dose unit on this site.
- Gray Gy 0.01
- Kilogray kGy 0.00001
- Milligray mGy 10
- Microgray µGy 10,000
- Rad rad 1
- Millirad mrad 1,000
- Joule per Kilogram J/kg 0.01
- Joule per Centigram J/cg 1e-7
- Joule per Milligram J/mg 1e-8
- Megagray MGy 1e-8
- Dekagray daGy 0.001
- Decigray dGy 0.1
- Exagray EGy 1e-20
- Petagray PGy 1e-17
- Teragray TGy 1e-14
- Gigagray GGy 1e-11
- Hectogray hGy 0.0001
- Nanogray nGy 10,000,000
- Picogray pGy 10,000,000,000
- Femtogray fGy 10,000,000,000,000
- Attogray aGy 1e+16
- Joule per Gram J/g 0.00001
- Erg per Gram erg/g 100
- Sievert Sv 0.01
- Millisievert mSv 10
- Microsievert µSv 10,000
- Nanosievert nSv 10,000,000
- Rem rem 1
- Millirem mrem 1,000
About the rem
The rem (rem) is a Other unit of radiation dose.
About the sievert
The sievert (Sv) is a SI unit of radiation dose. SI equivalent dose — absorbed dose scaled by a radiation weighting factor.
Where this conversion is used
Converting rems to sieverts comes up when medical imaging, occupational safety, and radiotherapy planning. Grays measure absorbed energy while sieverts weight it for biological harm; they match one-for-one only for X-rays, gamma, and beta radiation.
Related conversions
Frequently asked questions
How many sieverts are in a rem?
One rem equals 0.01 sieverts.
How do you convert rems to sieverts?
Multiply the number of rems by 0.01 to get sieverts.
What is 1 sievert in rems?
One sievert equals 100 rems.
When would I convert rems to sieverts?
This conversion is common when medical imaging, occupational safety, and radiotherapy planning.
Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.