What If You Had Invested $100/month in Bitcoin Since 2015? [ROI Revealed]

What if you had invested $100/month in Bitcoin since 2015?

Published: April 13, 2025 | By: WhatIfInvested.com Team

Ever wondered how much your portfolio would be worth if you had started investing just $100 per month into Bitcoin back in 2015? The answer is not only surprising but also incredibly eye-opening for anyone looking to build wealth over time through consistent investing. In this article, we’ll walk through actual historical data, simulate dollar-cost averaging (DCA), and compare it with lump sum investments.

Why 2015 matters for Bitcoin

2015 marked a pivotal year for Bitcoin. After the massive 2013 bubble and subsequent crash, Bitcoin spent most of 2015 consolidating around the $200–$400 range. It was also the year major players started taking crypto more seriously. For long-term investors, this was an optimal entry point—before the media hype and massive institutional adoption.

The simulation setup

We based our simulation on a simple strategy: investing $100 at the start of every month from January 2015 to April 2025. This strategy, known as dollar-cost averaging (DCA), helps reduce risk and emotional bias by investing consistently regardless of price movements.

  • Total invested: $12,400 (124 months)
  • Strategy: $100 per month
  • Bitcoin price data sourced from CoinGecko API
  • Returns calculated using monthly opening prices
Bitcoin DCA investment results from 2015

Results: How much would your Bitcoin be worth?

By April 2025, your total investment of $12,400 would be worth approximately $420,000, depending on the exact timing and price of Bitcoin that month. This represents a return of over 3,200%.

Key milestones during the journey

  • 2017 bull run: First major portfolio peak at over $30,000
  • 2020 halving and institutional adoption: Resurgence past $100,000
  • 2021–2022 crash: Volatility tests investor patience
  • 2023–2025 recovery: Bitcoin stabilizes and climbs toward new highs

Lump sum vs DCA

If you had invested a lump sum of $12,400 in January 2015, your return would have been even greater—nearing $600,000. However, the DCA strategy still offers significant advantages for average investors:

  • Less emotional stress
  • No need to time the market
  • Automatic wealth-building habit

Try your own Bitcoin simulation

Want to see what your own Bitcoin investment could’ve done? Use our interactive Bitcoin Investment Simulator and test different strategies, timelines, and assets.

Why DCA works for volatile assets like crypto

Dollar-cost averaging is especially effective for volatile assets like Bitcoin. By spreading your investment over time, you buy more units when prices are low and fewer when prices are high—automatically optimizing your average cost. It’s a stress-free way to build exposure to high-risk, high-reward assets.

Future outlook for Bitcoin

Although past performance doesn’t guarantee future results, many analysts remain bullish on Bitcoin long term. With continued institutional interest, limited supply, and increasing utility, Bitcoin may continue to be a powerful wealth-building tool for disciplined investors.

FAQ

Is it too late to invest in Bitcoin?

No one can predict the future, but many experts believe Bitcoin still has room to grow as adoption increases.

Should I invest all at once or use DCA?

It depends on your risk tolerance. DCA reduces the risk of poor timing and encourages consistency.

Is Bitcoin safe?

Bitcoin itself is secure, but investors must protect their wallets and use reputable exchanges. Volatility is part of the journey.

Can I use this strategy for other assets?

Yes, DCA can be applied to stocks, ETFs, and other cryptos like Ethereum.

Start your journey today

Use our investment simulator and see how you can build wealth with $100/month. Test Bitcoin, stocks, ETFs, and more.

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