Arbitrum vs Cardano

Arbitrum4.2/5

VS

Cardano3.6/5

Feature	ArbitrumVisit	CardanoVisit
Ratings
Our score	4.2/5	3.6/5
User rating	No reviews yet	No reviews yet
Performance	4.5	3.0
Fees	4.5	4.0
Ecosystem	5.0	3.0
Decentralization	3.0	4.5
Developer experience	4.5	3.0
Specs
Layer	Layer 2	Layer 1
Consensus / design	Optimistic rollup	Proof of Stake
Native token	ARB	ADA
EVM compatible	Yes	No
Smart contract languages	Solidity, Rust (Stylus)	Plutus, Aiken
Block time	~0.25 seconds	~20 seconds
Typical transaction fee	Not disclosed	Deterministic fixed protocol formula
Finality	~7 days (dispute window)	Not disclosed
Mainnet since	2,021	2,017
Sequencer	Centralized	Not applicable
Data availability	Ethereum L1 calldata / EIP-4844 blobs	Not disclosed
Gas paid in	ETH	ADA
Company
Founded	2021	2017
Headquarters	United States	Switzerland
Investors	Coinbase Ventures, IOSG Ventures, OKX Ventures, ParaFi Capital +1	Not disclosed
Strengths and weaknesses
Pros	Secured over $12.3B in value with 2.7 billion lifetime transactions by mid-2026 Supports smart contracts in Rust, C, and C++ alongside standard EVM Solidity Fast sub-second block times around 0.25 seconds with gas settled in ETH	Over nine years of continuous layer-1 mainnet operation without network halts Liquid staking keeps ADA unlocked in native wallets with no slashing risk Deterministic transaction fees calculated from fixed parameters without gas spikes Decentralized on-chain governance controlling protocol parameters and treasury spend
Cons	Sequencer remains centralized, creating liveness and transaction ordering dependencies ARB staking through the DAO does not distribute protocol fee revenue to holders Substantial non-circulating ARB supply remains subject to scheduled token unlocks	Lacks native EVM compatibility, requiring contracts written in Plutus or Aiken DeFi ecosystem TVL was around $64.5M in October 2026, trailing major peers Block time is roughly 20 seconds, limiting rapid transaction finality Ecosystem wallet vulnerability in June 2026 drained over 16 million ADA
Best for	High-frequency DeFi traders, Rust and Solidity smart contract developers, Teams launching dedicated Orbit appchains	Developers requiring formal contract verification, Users prioritizing non-custodial liquid staking, Participants seeking on-chain decentralized governance

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