How to convert wei to ETH
Divide the amount in wei by 1018 (move the decimal point 18 places left).
1 wei = 0.000000000000000001 ETH
Wei is the smallest unit of ether. Every ERC-20 amount on-chain is an integer of base units like this.
wei to ETH table
| wei | ETH |
|---|---|
| 1 wei | 0.000000000000000001 ETH |
| 10 wei | 0.00000000000000001 ETH |
| 100 wei | 0.0000000000000001 ETH |
| 1,000 wei | 0.000000000000001 ETH |
| 10,000 wei | 0.00000000000001 ETH |
| 100,000 wei | 0.0000000000001 ETH |
| 1,000,000 wei | 0.000000000001 ETH |
| 21,000 wei | 0.000000000000021 ETH |
| 50,000,000 wei | 0.00000000005 ETH |
| 1,000,000,000,000,000,000 wei | 1 ETH |
Questions and answers
How many ETH are in 1 wei?
1 wei = 0.000000000000000001 ETH (10⁻¹⁸).
How do I convert wei to ETH?
Divide by 10^18, i.e. move the decimal point 18 places to the left.
Is the conversion exact?
Yes. ConvertEasy moves the decimal point on the digits as text instead of using floating point numbers, so even 18-decimal amounts stay exact to the last digit.
What should I know about ETH decimals?
Wei is the smallest unit of ether. Every ERC-20 amount on-chain is an integer of base units like this.