Many institutional analysts and long-term investors argue that if you only hold one digital asset, it should be Bitcoin.

Other experts, such as those at The Motley Fool , have historically singled out Ethereum as the one they'd consider over peers.

: Unlike other tokens, Bitcoin has a hard-capped supply of 21 million coins, earning it the moniker " digital gold ".

: Ethereum pioneered " smart contracts ," which allow developers to build decentralized applications (dApps) for finance, NFTs, and more.

In the world of digital assets, the title "the only cryptocurrency I'd consider buying" is frequently attributed to or Ethereum by various financial experts, depending on whether their focus is on a scarce store of value or a functional technology platform . The Case for Bitcoin (BTC)

: As of late 2025, Ethereum accounted for over 60% of the total value locked (TVL) in the blockchain world, making it the "preferred blockchain of Wall Street" for tokenized assets.

is preferred by those looking for a simple, scarce asset to hedge against inflation.

: Large firms like Fidelity Digital Assets and BlackRock have conducted research suggesting that even a small (1%–5%) allocation of Bitcoin can improve a traditional portfolio's performance without significantly increasing risk.