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Is it better to invest in Bitcoin or altcoins for your IRA?

June 10, 2025
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As cryptocurrencies gain traction in retirement portfolios, many investors face a key decision: whether to focus on Bitcoin—the original and largest cryptocurrency—or to diversify into altcoins, which include everything from established alternatives like Ethereum and other tokens with specialized use cases.

This guide will help you understand the key considerations when choosing between Bitcoin and altcoins for your IRA, so you can make an informed decision aligned with your retirement goals.

Why Bitcoin is a popular IRA choice

Bitcoin (BTC) is the most widely adopted and longest-standing cryptocurrency. It has proven resilience over multiple market cycles and is often considered “digital gold.”

Advantages of investing in Bitcoin through an IRA:

  • Store of value: Bitcoin is seen as a hedge against inflation, similar to precious metals.
  • Lower volatility (relative to altcoins): While still volatile, BTC tends to fluctuate less dramatically than smaller-cap cryptocurrencies.
  • High liquidity: Bitcoin is the most liquid crypto asset, making it easier to buy or sell within IRA platforms.
  • Widespread custodial support: Nearly all crypto IRA providers support BTC, ensuring smooth compliance and custody.

For long-term, retirement-focused investors, Bitcoin offers a relatively conservative entry into digital assets.

Making the case for altcoins in an IRA

Altcoins refer to all cryptocurrencies other than Bitcoin — such as Ethereum (ETH) and Solana (SOL) among others. Some altcoins have utility in smart contracts, DeFi, gaming, or data infrastructure.

Why investors consider altcoins for their IRA:

  • Growth potential: Many altcoins are tied to emerging blockchain applications and could outperform BTC over time.
  • Diversification: Adding multiple crypto assets can spread exposure across sectors (e.g: DeFi, NFTs, L2s).
  • Innovation exposure: Altcoins often represent the bleeding edge of crypto innovation.

Risks to keep in mind:

  • Higher volatility: Altcoins often experience more dramatic price swings.
  • Regulatory uncertainty: Some altcoins may face scrutiny over whether they qualify as securities.
  • Lower liquidity: Not all altcoins have strong trading volume or custodial support.

Including altcoins in your IRA can boost upside but should be done carefully and with a long-term perspective.

A holistic comparison between Bitcoin vs altcoins for IRA

Key considerations for crypto IRA investing

Rather than viewing Bitcoin and altcoins as mutually exclusive options, many long-term investors opt to start with a core allocation in Bitcoin and gradually add altcoins with strong fundamentals and clear utility.

Regardless of whether you choose Bitcoin or altcoins, keep these factors in mind for crypto IRA investing:

  1. Volatility: Both Bitcoin and altcoins are subject to significant price swings, which can impact retirement savings. Ensure crypto is only a portion of your IRA to mitigate risk.
  2. Custody and security: Crypto IRAs use institutional-grade custodial wallets (e.g., via Coinbase Custody) for secure storage. Verify your provider’s security measures, such as cold storage and insurance.
  3. Fees: Trading fees (e.g., 1% per transaction) and potential custodial fees can erode returns. Compare providers for cost-effectiveness.
  4. Regulatory compliance: Crypto IRAs are regulated by the IRS, requiring a qualified custodian. Ensure your provider adheres to these rules to avoid penalties.
  5. Long-term horizon: IRAs are designed for retirement, so focus on assets with strong long-term potential rather than short-term speculation.

Important note: Cryptocurrencies are volatile, and past performance doesn’t guarantee future results. Consult a financial or tax advisor to ensure your IRA investments align with your retirement goals and risk tolerance.

Implementing your strategy with Alto CryptoIRA®

Once you've determined your preferred approach to Bitcoin and altcoin allocation, you'll need a platform that supports your strategy. 

Alto CryptoIRA® offers several advantages for implementing your cryptocurrency retirement plan:

1. Broad cryptocurrency options

With access to over 250 cryptocurrencies through its Coinbase integration, Alto CryptoIRA® provides the flexibility to implement virtually any Bitcoin vs altcoin strategy. Whether you're focusing primarily on Bitcoin or diversifying across multiple cryptocurrencies, you'll find the necessary options.

2. Cost-effective structure

Alto CryptoIRA®'s fee structure — with no setup or annual maintenance fees and just a 1% trading fee — makes it economical to implement and adjust your strategy over time. This is particularly valuable for approaches that involve periodic rebalancing between Bitcoin and altcoins.

3. Tax-advantaged growth

Whether you choose a traditional or Roth IRA, Alto's platform allows your cryptocurrency investments to grow in a tax-advantaged environment. This can be especially beneficial for altcoin strategies that might otherwise generate taxable events through trading or rebalancing.

4. Streamlined experience

The user-friendly platform simplifies the process of building and managing your cryptocurrency retirement portfolio, with a low $10 minimum that makes it accessible to begin implementing your preferred strategy regardless of your starting point.

The choice between Bitcoin vs altcoins for IRA hinges on your risk tolerance, investment goals, and belief in the crypto market’s future. By understanding the strengths and risks of each, you can select the best crypto for IRA to enhance your retirement portfolio. 

Platforms like Alto CryptoIRA® make it seamless to invest in cryptocurrencies, offering a tax-advantaged and accessible way to diversify your retirement savings.

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