You should buy as much Bitcoin as you're comfortable losing, typically starting with a small percentage (1-5%) of your investment portfolio, as it's highly volatile; use strategies like Dollar-Cost Averaging (DCA) to buy small amounts regularly, and focus on long-term potential rather than trying to time the market. A few hundred dollars is a perfectly valid starting point for beginners to learn the ropes.
Key Points. 1–2% Allocation is the Sweet Spot: Top institutions like BlackRock recommend keeping Bitcoin allocations at 1–2% of your total portfolio. This captures upside while capping downside risk. DCA Beats Guesswork: Dollar-cost averaging outperforms emotional lump-sum buying for most beginners.
Investing $100 in Bitcoin alone is not likely to make you wealthy. The price of Bitcoin is highly volatile and can fluctuate significantly in short periods. While it is possible to see significant returns in a short time, it is also possible to lose a substantial amount just as quickly.
If you're not ready to put a large amount of money at risk, you can start small and still get a good grasp for how the process works. Many crypto exchanges have minimum purchases of $10 or less.
It's important to remember that investing a small amount of money in BTC means that your returns will likely be relatively small. For example, if you invest $20 in BTC and the price triples, you will have $60 worth of BTC. However, someone who invests $2,000 will have $6,000 of BTC.
As long as bitcoin remains highly volatile and subject to hefty transaction fees, it seems likely that it'll have only limited use as a medium of exchange, a unit of account, or a store of value. The volatility and limited use may make it unlikely that cryptocurrencies will become a reserve currency.
Does Bitcoin belong in your portfolio? Bitcoin is a risky investment with obvious high volatility, and generally should be considered only if you have a high risk tolerance, are in a strong financial position already and can afford to lose some or all of your investment.
Bitcoin (BTC)
Bitcoin remains the best crypto to buy for both beginners and experienced traders.
In conclusion, investing $100 in Bitcoin now acquires approximately 0.00082 BTC. According to projections for 2025, estimated between $133,000 and $200,000, your $100 could increase to $108 to $164 within a year if bullish scenarios persist. Nonetheless, a dip to around $82 is still possible in a correction.
The IRS treats cryptocurrency as property, meaning that when you buy, sell or exchange it, this counts as a taxable event and typically results in either a capital gain or loss. When you earn income from cryptocurrency activities, this is taxed as ordinary income.
Top 10 Cryptos to Invest in January 2026
Bitcoin price prediction by 2040
Based on your prediction that Bitcoin will change at a rate of 5% every year, the price of Bitcoin would be $97,556.55 in 2027, $118,580.60 in 2031, $151,342.23 in 2036, and $193,155.30 in 2041.
It depends on your financial circumstances, market outlook, risk tolerance, and goals. Crypto investing is generally best suited for speculators or those who can afford to incur losses. Including cryptocurrency as part of a portfolio is something that should be discussed with a financial advisor familiar with crypto.