Flippening
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In Brief
The flippening is a hypothetical event in which Ethereum's total market value overtakes Bitcoin's — a milestone watched as a barometer of whether the market values programmable smart-contract platforms above digital gold.
What Is the Flippening?
The flippening is a hypothetical future event in which Ethereum's total market capitalization overtakes Bitcoin's, making ETH the most valuable cryptocurrency. It has not happened; the term names a possibility that traders and commentators have debated for years, and a ratio they watch as a barometer of where the market believes crypto's value ultimately lies.
More broadly, "flippening" is sometimes used for any moment one crypto asset or metric overtakes a long-standing leader — but the ETH-over-BTC event is the canonical meaning.
How the Flippening Is Measured
Market capitalization — price multiplied by circulating supply — is calculated for both assets.
The ETH/BTC ratio of those market caps is the tracked number; a ratio above one means the flippening has occurred.
The ratio has risen and fallen through market cycles without crossing the line.
Some analysts also compare other metrics — transaction fees, trading volume, developer activity — where the picture differs from market cap alone.
What the Debate Is Really About
The case for: Ethereum is a programmable platform — apps, DeFi, NFTs, stablecoins — so its value could scale with usage in ways a pure store of value may not.
The case against: Bitcoin's simplicity, fixed supply, and first-mover status make it the default "digital gold," a role that resists displacement.
Either way, it's a signal: the ratio condenses a philosophical argument about what blockchains are for into one number.
The Flippening and Trust Wallet
Trust Wallet supports Bitcoin, Ethereum, and assets across 100+ blockchains in one self-custody app, with built-in swaps between them — so you can hold either side of the debate, or both, without picking a winner. Whatever the ratio does, your keys stay yours.