A Zeptovolt (zV) equals 1e-21 volt(s), a scaled unit of electric potential used for zepto-scale electrical work.
Zeptovolts to Millivolts
Convert Zeptovolt (zV) to Millivolt (mV) instantly with an exact formula, conversion table, and FAQ.
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Convert zeptovolts (zV) to millivolts (mV) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
A Millivolt (mV) equals 1/1,000 volt(s), a scaled unit of electric potential used for milli-scale electrical work.
mV = zV × 1.000000e-18
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Formula
mV = zV × 1.000000e-18
zV = mV × 1.000000e+18
Conversion table
| 1 zV | 1.000000e-18 mV |
| 5 zV | 5.000000e-18 mV |
| 10 zV | 1.000000e-17 mV |
| 20 zV | 2.000000e-17 mV |
| 50 zV | 5.000000e-17 mV |
| 100 zV | 1.000000e-16 mV |
| 500 zV | 5.000000e-16 mV |
| 1000 zV | 1.000000e-15 mV |
Related conversions
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How the formula works
Both zeptovolt and millivolt measure the same physical quantity, so converting between them is a single multiplication. Multiply a value in zeptovolts by 1.000000e-18 to get millivolts. To reverse the conversion, multiply a millivolt value by 1.000000e+18 to get back to zeptovolts.
Frequently asked questions
What is Zeptovolt (zV)?
A Zeptovolt (zV) equals 1e-21 volt(s), a scaled unit of electric potential used for zepto-scale electrical work.
What is Millivolt (mV)?
A Millivolt (mV) equals 1/1,000 volt(s), a scaled unit of electric potential used for milli-scale electrical work.
How do I convert zeptovolts to millivolts?
Multiply the zeptovolt value by 1.000000e-18 to get the equivalent in millivolts. For example, 5 zV × 1.000000e-18 = 5.000000e-18 mV.
Is this conversion exact?
Yes. Both units use fixed, defined scale factors, so the factor 1.000000e-18 is an exact, non-rounded value.
Can I convert millivolts back to zeptovolts?
Yes. Divide the millivolt value by 1.000000e-18, or multiply it by 1.000000e+18, to get zeptovolts.
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About converting zeptovolts to millivolts
A Zeptovolt (zV) equals 1e-21 volt(s), a scaled unit of electric potential used for zepto-scale electrical work. A Millivolt (mV) equals 1/1,000 volt(s), a scaled unit of electric potential used for milli-scale electrical work.
Use this calculator to move between zeptovolts and millivolts accurately for homework, engineering, billing, or everyday electricity calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.