Arbitrum vs Optimism

Arbitrum and Optimism are two popular blockchains. In this article we'll compare them across a variety of metrics. Both blockchains have their own strengths and weaknesses, and we'll explore them below.

Table of Contents

  1. Metrics
  2. Comparison

Comparing Metrics

Created byGermans GedgaudsJinglan Wang, Benjamin Jones, Karl Floersch, and Kevin Ho
Native tokenETHOP
Consensus algorithmPoSPoS
Hashing algorithmKECCAK-256KECCAK-256
Supports EVMYesYes
Block time (secs)132
Supports smart contractsYesYes
Average transaction fee$0.101$0.141
Staking rewards (APR)0%%

High-level Comparisons

Is Arbitrum faster than Optimism?

No, Arbitrum only processes 4000 transactions per second. Optimism processes up to 4000.

Is Arbitrum cheaper than Optimism?

No, Arbitrum has an average transaction fee of $0.101, whereas Optimism costs $0.141.