Ethereum vs Optimism: Side-by-Side Comparison
Compare ETH and OP — price, market cap, volume, and performance. Updated 2026.
ETH vs OP — Key Differences
Ethereum is currently ranked #2 with a market cap of $310.8B, while Optimism sits at #142 with $326M. In the last 24 hours, ETH moved -1.55% compared to OP's -4.58%. ETH shows higher trading volume, suggesting stronger market activity.