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What are the differences between BTC.b & WBTC?
What are the differences between BTC.b & WBTC?
Amanda avatar
Written by Amanda
Updated over a week ago

Within recent developments in the Avalanche ecosystem, Bitcoin in the decentralized finance (DeFi) space has been a topic of interest for many, with BTC.b and Wrapped Bitcoin (WBTC) emerging as prominent players. This brief article explores the contrasting features of BTC.b and WBTC.

BTC.b: A Decentralized Approach

  • BTC.b represents a decentralized solution, enabling Bitcoin to interact within the Avalanche ecosystem without relying on centralized entities.

  • It operates through decentralized bridges, using the Core extension for bridging Bitcoin to Avalanche and LayerZero for cross-chain interactions.

  • This method aligns with the DeFi ethos of trustlessness and decentralization, minimizing reliance on intermediaries.

WBTC: Centralized Wrapped Bitcoin

  • WBTC operates as a centralized form of Bitcoin in the DeFi space, requiring trust in custodians for its operation.

  • The minting and burning of WBTC tokens are controlled by centralized entities, acting as custodians.

  • WBTC serves as a bridge for Bitcoin onto Ethereum and other blockchains, facilitating its use in various DeFi applications.

Comparative Analysis:

  • BTC.b’s decentralized model contrasts sharply with WBTC’s reliance on central custodians, highlighting a fundamental divide in approaches within DeFi.

  • While BTC.b offers more alignment with decentralized ideals, WBTC provides established infrastructure and potentially higher liquidity.

  • The choice between BTC.b and WBTC often boils down to users' preferences for decentralization versus established systems.

BTC.b and WBTC offer different pathways for Bitcoin's integration into DeFi. BTC.b’s decentralized bridge aligns with the ethos of DeFi by offering a trustless, decentralized mechanism, whereas WBTC offers a more centralized, yet established and potentially more liquid option.


For any additional questions, please view our other knowledge base articles or contact a support team member via the chat button. Examples are for illustrative purposes only.

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