EVM Equivalence
Understand EVM equivalence on Unichain and how Ethereum tooling works with minimal changes.
Differences Between Unichain and Ethereum Mainnet
As an OP Stack chain, Unichain is EVM-equivalent with minimal changes to standard Ethereum behavior. Read more about OP Stack and Ethereum mainnet differences in the OP Stack docs.
Gas & EIP-1559 Configuration
| Parameter | Unichain | OP Mainnet | Ethereum value |
|---|---|---|---|
| Block time in seconds | 1 | 2 | 12 |
| Block gas limit | 30,000,000 | 30,000,000 | 30,000,000 |
| Block gas target | 5,000,000 | 5,000,000 | 15,000,000 |
| EIP-1559 elasticity multiplier | 6 | 6 | 2 |
| EIP-1559Â denominator | 250 | 250 | 8 |