Rem to Sieverts Converter
Enter the radiation dose in rem below to convert it to sieverts.
Convert Rem to Sieverts
Enter a value in rem (rem) to convert to sieverts (Sv).
Rem to Sievert Conversion Table
Table showing various rem measurements converted to sieverts. Click any preset value or arrow to load it into the converter.
How to Convert Rem to Sieverts
To convert rem to sieverts, multiply the radiation dose by the following conversion ratio: 0.01 sieverts/rem.
Since one rem is equal to 0.01 sieverts, you can use this simple formula to convert:
The radiation dose in sieverts is equal to the radiation dose in rem multiplied by 0.01.
For example, here's how to convert 10 rem to sieverts using the formula above.
How Many Sieverts Are in a Rem?
There are 0.01 sieverts in a rem, which is why we use this value in the formula above.
Our rem to sievert calculator automatically converts your radiation dose measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Rem and sieverts are both units used to measure radiation dose. Keep reading to learn more about each unit.
What Is a Rem?
A rem is a unit of radiation dose equal to 1/100 of a sievert (0.01 Sv). Traditional biological dose unit equal to 0.01 Sieverts (10 mSv). [1]
The rem is classified as a standard unit of radiation dose. Rem can be abbreviated as rem; for example, 1 rem can be written as 1 rem.
When working with rem (rem) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.
In practice, rem (rem) are widely used across fine-tolerance laboratory, analytical, and micro-scale radiation dose measurements within international standard workflows, engineering documentation, and technical data sheets.
What Is a Sievert?
SI derived unit of ionizing radiation equivalent dose (1 Sv = 100 rem). It serves as a primary reference unit for measuring radiation dose across scientific and practical applications. [2]
The sievert is classified as an International System of Units (SI) unit of radiation dose. Sieverts can be abbreviated as Sv; for example, 1 sievert can be written as 1 Sv.
As the primary coherent reference unit for radiation dose in this category, all other radiation dose units are mathematically anchored to the sievert (Sv).
In practice, sieverts (Sv) are widely used across standard radiation dose applications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.
When converting radiation dose between rem (rem) and sieverts (Sv), keep full floating-point precision (1 rem = 0.01 Sv; 1 Sv = 100 rem) during intermediate calculations and round only the final sievert figure to match your instrument tolerance.
More Rem & Sievert Conversions
Need to calculate in the opposite direction? Use our sieverts to rem converter (Sv to rem) to switch your starting unit immediately. You can also explore related tools such as converting millisieverts to sieverts, converting microsieverts to sieverts, or converting sieverts to millisieverts.
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Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Radiation Metrology Standard — Rem (rem) to Sieverts (Sv)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Rem (Roentgen Equivalent Man) (rem) & Sievert (Sv)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (rem to Sv)