Arbitrum vs Optimism (ARB vs OP)

About this comparison

This page is auto-updated from Pyth Network price feeds and CoinGecko metadata. Numbers above reflect the latest successful fetch — Arbitrum at $0.118642 and Optimism at $0.133074. For an interactive view with sparkline overlay, switch to the full compare tool with ARB & OP preloaded.

Frequently asked

Is Arbitrum a better investment than Optimism?

PythFeeds does not provide investment advice. The table above shows objective metrics: price, market cap, supply, volume and recent change. Pair that with the ARB and OP correlation, beta and volatility on the correlation page to form a view.

How much OP can I get for 1 ARB?

At current oracle prices, 1 ARB ≈ 0.891549 OP. Conversely, 1 OP ≈ 1.121643 ARB. Rates stream from Pyth Network and update every few seconds.

What's the market-cap ratio of ARB to OP?

Arbitrum is $729.85M; Optimism is $286.19M. Ratio ≈ 2.55x.

Where do these prices come from?

Prices are sourced from Pyth Network's Hermes API when a feed exists for the asset (sub-second updates with confidence interval). Market-cap and supply data come from CoinGecko.