Across Protocol vs Polaris

Across Protocol4.3/5

VS

Polaris2.8/5

Feature	Across ProtocolVisit	PolarisVisit
Ratings
Our score	4.3/5	2.8/5
User rating	No reviews yet	No reviews yet
Security	4.0	2.5
Speed	5.0	2.5
Fees	4.5	2.5
Chain coverage	4.0	3.5
Ease of use	4.5	3.5
Specs
KYC required	No	Not disclosed
Design	Intent-based	Aggregator
Chains	Ethereum, Arbitrum, Base, Optimism, Polygon, Other	Ethereum, Bitcoin, Solana, Cosmos
Chains supported	27	Not disclosed
Typical fee	Network gas and relayer fee with zero aggregator markup	Not disclosed
Typical transfer time	1.2 seconds	Not disclosed
Security model	UMA optimistic oracle	Not disclosed
Audited	Yes	Not disclosed
Token	ACX	Not disclosed
Intent-based	Yes	Not disclosed
Native token transfers (no wrapped tokens)	Yes	Not disclosed
Max transfer	$50,000,000	Not disclosed
Company
Founded	2021	—
Headquarters	—	—
Investors	Paradigm, Bain Capital Crypto, Coinbase Ventures, Multicoin Capital +3	Not disclosed
Strengths and weaknesses
Pros	Average transfer speed of 1.2 seconds across supported chains Over $40B in cumulative volume processed without loss of user deposits Transfers use native assets without relying on wrapped tokens No identity verification (KYC) required to bridge	Connects disparate ecosystems including Bitcoin, Solana, Cosmos, and Ethereum Tracks and routes trades for over 35,000 distinct tokens Polaris Accounts interface aggregates multichain wallet balances in one view Non-custodial trading directly from user wallets
Cons	July 2026 Solana relayer exploit resulted in $3.35M in stolen relayer funds Relies on third-party relayers maintaining destination chain liquidity Off-chain relayer bugs can temporarily pause specific chain routes ACX governance token undergoing sunsetting and corporate restructuring	Permanently shutting down operations as of April 17, 2026 Relies on external bridge security and third-party DEX liquidity Subject to transfer delays when moving assets across slow settlement chains like Bitcoin
Best for	Fast cross-chain Layer 2 bridging, DeFi traders avoiding wrapped assets, Large stablecoin institutional transfers	Historical multichain portfolio tracking, Users settling legacy pending transactions, Cross-ecosystem liquidity researchers

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