Generated August 15, 2026.
Overview
QQQ and SMH are both equity ETFs tracking concentrated indexes of large-cap technology and growth stocks, but they operate at very different levels of specificity. QQQ tracks the Nasdaq-100 Index—100 of the largest non-financial Nasdaq stocks spanning software, semiconductors, biotech, and other sectors. SMH focuses narrowly on the semiconductor industry, tracking just 25 listed semiconductor companies. The result is that SMH amplifies both the upside and downside of a single subsector within the broader technology space that QQQ already overweights.
How they differ
The biggest difference is scope: QQQ holds 100 companies across multiple technology and growth sectors, while SMH holds only 25 semiconductor specialists. This makes SMH far more concentrated—a semiconductor boom or bust hits SMH much harder than QQQ.
The second difference is volatility. SMH has a beta of 2.05 versus QQQ's 1.26, meaning SMH swings roughly twice as hard as the broad market during rallies and drawdowns. That extra beta reflects both the sector concentration and the cyclical nature of chipmaking.
Third, the income profiles differ sharply. QQQ yields 0.45% with quarterly distributions, while SMH yields only 0.19% with annual distributions. QQQ's higher yield reflects broader Nasdaq exposure; SMH's lower yield is typical of capital-intensive semiconductor businesses that prioritize reinvestment over shareholder payouts. Expense ratios favor QQQ at 0.18% versus SMH's 0.35%, though SMH's larger size ($71.5B in AUM versus $479B) suggests the higher ratio reflects the cost of tracking a narrower, more specialized index.
Who each is best for
QQQ: Fits investors seeking diversified exposure to large-cap growth and technology without betting the farm on a single industry—want broad Nasdaq exposure with lower volatility and a slightly higher yield.
SMH: Fits investors who have conviction in semiconductor demand over the long term and can tolerate sharper drawdowns in exchange for amplified upside during semiconductor cycles—comfortable with concentrated, sector-specific bets.
Key risks to know
- Concentration and cyclicality in SMH. With only 25 holdings, SMH is highly vulnerable to chip-cycle downturns and policy shocks (tariffs, export controls, fab capacity). QQQ's 100-stock basket provides meaningful diversification against semiconductor-specific headwinds.
- Semiconductor subsector overlap. Both funds hold semiconductor companies; SMH's exposure is pure, while QQQ's is embedded within a broader tech and growth portfolio. Holdings likely overlap meaningfully, so the two do not diversify away from semiconductor risk—they amplify it when held together.
- High beta amplification in SMH. A beta of 2.05 means SMH is expected to fall roughly twice as far as the broad market in a downturn, and twice as far as QQQ's 1.26-beta movement. For investors with a shorter time horizon or lower risk tolerance, this volatility can be materially painful.
- Capital intensity and low yield in SMH. Semiconductor manufacturers require enormous capex for fab buildouts and process node transitions. SMH's 0.19% yield reflects this; shareholders receive little current income, and fund growth depends entirely on price appreciation and reinvested gains.
- Nasdaq concentration in QQQ. QQQ's 100 holdings are all large and non-financial, but the index is heavily weighted toward the largest mega-cap growth stocks. A correction in mega-cap technology affects QQQ meaningfully more than the broad market (hence the 1.26 beta).
Bottom line
QQQ offers diversified large-cap growth exposure with lower volatility and a higher yield; SMH offers a concentrated bet on semiconductor demand with roughly double the market sensitivity. If you want broad exposure to technology and growth with manageable swings, QQQ's size and diversification stand out. If you believe semiconductor fundamentals will drive outsized returns and can tolerate sharper downturns, SMH's focused thesis and 2.05 beta may align with your conviction—but verify that adding SMH to a QQQ-heavy portfolio truly adds sector conviction rather than simply amplifying technology concentration. Past performance does not predict future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.
