Which Precious Metals ETF Is the Better Buy: Global X's Silver Miners SIL or iShares' Gold Trust IAU?

While Global X - Silver Miners ETF (NYSEMKT:SIL) provides leveraged exposure to silver through mining stocks, iShares Gold Trust (NYSEMKT:IAU) offers direct exposure to physical gold price movements at a lower cost.

Investors seeking precious metals exposure must choose between holding the physical commodity or the companies that mine it. While both can serve as a portfolio hedge, their performance drivers differ significantly. This comparison examines the difference between a broad basket of silver-producing equities and a trust backed by physical gold bullion.

Snapshot (cost & size)

Beta measures price volatility relative to the S&P 500; beta is calculated from monthly returns over the available fund history (up to five years). The 1-yr return represents total return over the trailing 12 months. Dividend yield is the trailing-12-month distribution yield.

The iShares Gold Trust is more affordable for long-term holders, charging an expense ratio of 0.25% compared to the 0.65% fee for Global X - Silver Miners ETF.

Performance & risk comparison

iShares Gold Trust is managed by iShares Delaware Trust Sponsor LLC and seeks to track the daily performance of the price of gold bullion. The trust is domiciled in the United States and allocates 100% of its portfolio to cash and others, which represents its physical gold holdings. Because it invests directly in commodity markets by holding Physical Gold at 100%, the fund does not have a traditional equity holdings count. It was launched in 2005.

Global X - Silver Miners ETF tracks the Solactive Global Silver Miners Total Return Index, focusing entirely on the basic materials sector. The portfolio consists of 39 holdings and aims to mirror the movements of its index prior to fees and expenses. Its largest positions include Wheaton Precious Metals (NYSE:WPM) at 22.40%, Pan American Silver (NYSE:PAAS) at 12.33%, and Coeur Mining (NYSE:CDE) at 10.55%. It was launched in 2010.

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Which looks like the better buy

These two funds both wear the precious metals label but live in completely different worlds. IAU holds physical gold bullion stored in a vault, nothing more, nothing less. When gold prices move, IAU moves with them, as directly and predictably as any investment can. It is one of the purest expressions of a single commodity available to everyday investors, and with around $60 billion in assets, one of the most trusted.

SIL is a totally different beast. It holds stocks in silver mining companies like Wheaton Precious Metals, which means investors are not just betting on silver prices; they are also betting on management teams, mining costs, geopolitical stability, and all the unpredictable forces that affect individual businesses. That layered exposure is why SIL delivered extraordinary returns over the past year when silver surged, and why it can fall much harder than silver itself when conditions turn.

If you simply want precious metals as a portfolio stabilizer, IAU is the more dependable, better buy right now. It charges less than half of what SIL does and carries a fraction of the volatility. SIL is a wilder ride, better suited for investors who specifically want amplified exposure to silver's industrial and monetary demand story and can absorb the sharp swings that come with owning mining stocks rather than the metal itself.

Sara Appino has no position in any of the stocks mentioned. The Motley Fool has no position in any of the stocks mentioned. The Motley Fool has a disclosure policy.