ETF Comparison

SPY vs QQQ

S&P 500 vs Nasdaq-100. Broad market diversification vs tech-heavy growth.

Updated for 2026. Real expense ratios and sector breakdowns.

500

SPY Holdings

100

QQQ Holdings

TL;DR

SPY gives you the entire large-cap U.S. economy across all 11 sectors. QQQ gives you a concentrated bet on technology and growth. QQQ has outperformed recently, but with significantly higher volatility. For a core portfolio holding, most investors are better served by the S&P 500.

Choose SPY (or VOO) if...

+You want broad, all-sector diversification
+You want lower volatility and smoother ride
+You need only one fund for your entire U.S. equity allocation
+You want a lower expense ratio (0.0945% or 0.03% for VOO)

Choose QQQ if...

+You want high exposure to technology and innovation
+You are comfortable with higher volatility for potentially higher returns
+You already have broad market coverage and want a growth tilt
+You have a long time horizon (10+ years)

Side-by-Side Comparison

Two very different approaches to U.S. equity exposure.

Feature	SPY (S&P 500)	QQQ (Nasdaq-100)
Index Tracked	S&P 500 — 500 large-cap U.S. stocks across all 11 sectors	Nasdaq-100 — 100 largest non-financial Nasdaq-listed companies
Expense Ratio	0.0945%Edge	0.20%
Number of Holdings	~500 stocksEdge	~100 stocks (excludes financial companies)
Sector Diversification	All 11 GICS sectors represented — tech, healthcare, financials, energy, etc.Edge	Heavily concentrated in technology (~50%+), consumer discretionary, and communication services
Technology Exposure	~30% in information technology	~50%+ in information technology — significantly higher tech concentrationEdge
Financial Sector	~13% in financials (banks, insurance, asset managers)	0% — Nasdaq-100 explicitly excludes financial companies
Growth Orientation	Blend of growth and value stocks across all sectors	Tilts heavily toward growth and innovation-driven companies
Volatility	Lower — broader diversification across sectors dampens swingsEdge	Higher — tech concentration amplifies both gains and losses
Dividend Yield	~1.3% — includes high-dividend sectors like utilities and financialsEdge	~0.6% — growth companies reinvest more, pay less in dividends
Top Holdings Overlap	Apple, Microsoft, Nvidia, Amazon, Alphabet, Meta are top holdings	Same top names — Apple, Microsoft, Nvidia, Amazon, Alphabet, Meta dominate

Sector Exposure: The Real Difference

The most important difference between SPY and QQQ is not the expense ratio or the number of holdings — it is sector concentration. The S&P 500 spreads your money across all 11 sectors of the economy. The Nasdaq-100 is heavily concentrated in technology, with no exposure to financial companies.

When tech stocks are booming (as they were from 2010 to 2024), QQQ outperforms SPY. When tech stocks correct (as they did in 2022, losing over 30%), QQQ drops much harder. Sectors like energy, healthcare, and financials — present in SPY but mostly absent from QQQ — often hold up during tech selloffs, providing a cushion.

Glen's Take

I prefer broad market index funds (VTI or VOO) as a core holding. The S&P 500 already has ~30% in technology — that is plenty of tech exposure for most people. Adding QQQ on top means you are making an active bet that tech will continue to outperform every other sector. Maybe it will. But I prefer not to bet. The whole point of index investing is owning the entire market and letting the winners sort themselves out.

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Historical Context

SPY launched on January 22, 1993, as the very first ETF in the United States. Created by State Street Global Advisors, it tracks the S&P 500 and quickly became the most-traded security in the world. It is managed with an expense ratio of 0.0945%.

QQQ launched on March 10, 1999 — ironically, almost exactly one year before the dot-com bubble peak. Originally called the “Nasdaq-100 Trust” (ticker: QQQQ), it was rebranded as the Invesco QQQ Trust. It tracks the Nasdaq-100 index with an expense ratio of 0.20%.

For investors who prefer lower costs, note that VOO tracks the same S&P 500 index as SPY for 0.03%, and QQQM tracks the same Nasdaq-100 index as QQQ for 0.15%.

Which Should You Buy?

Different funds for different goals.

One-fund portfolio? S&P 500 (or Total Market).

If you want a single fund to be your entire U.S. equity allocation, the S&P 500 (via VOO or SPY) or Total Stock Market (via VTI) is the way to go. You get all 11 sectors, broad diversification, and market-cap-weighted exposure to the entire large-cap economy.

Want extra tech/growth tilt? Add a small QQQ allocation.

A common approach is 70-80% broad market (VOO or VTI) plus 20-30% QQQ. This gives you extra technology and growth exposure while maintaining diversification across other sectors. Just know that you are making an active sector bet.

Keep it simple? Just buy the whole market.

There is a strong argument that trying to overweight specific sectors is just active management with extra steps. If tech continues to dominate, it will grow as a percentage of the S&P 500 naturally. You do not need QQQ to benefit from tech — you already own Apple, Microsoft, Nvidia, and Amazon through any S&P 500 fund.

Frequently Asked Questions

Is QQQ better than SPY?

It depends on what you mean by 'better.' QQQ has delivered higher returns than SPY over the past 10-15 years, driven by the exceptional performance of large technology companies. However, QQQ is also more concentrated and volatile. It dropped more during the 2022 tech selloff and during the 2000 dot-com bust. SPY provides broader diversification across all sectors of the economy. Neither is objectively better — they serve different purposes in a portfolio.

Can I own both SPY and QQQ?

Yes, but understand the overlap. The top holdings of SPY and QQQ are largely the same — Apple, Microsoft, Nvidia, Amazon, Alphabet, and Meta appear prominently in both. By owning both, you are effectively overweighting technology stocks. If that is your intention, that is fine. If you want more tech exposure than SPY alone provides but do not want a pure QQQ bet, a common approach is 70-80% broad market (SPY or VOO) and 20-30% QQQ.

Why does QQQ exclude financial companies?

The Nasdaq-100 index tracks the 100 largest non-financial companies listed on the Nasdaq stock exchange. This is a historical quirk of the index design — the Nasdaq exchange was originally known for technology and growth companies, not banks. Major financial companies like JPMorgan, Bank of America, and Berkshire Hathaway are listed on the NYSE, not the Nasdaq, so they are not eligible for the Nasdaq-100 regardless. The result is an index that is naturally tilted toward technology, healthcare, and consumer companies.

What is the cheaper alternative to QQQ?

QQQM (Invesco Nasdaq-100 ETF) tracks the exact same Nasdaq-100 index as QQQ but charges 0.15% vs QQQ's 0.20%. For long-term buy-and-hold investors, QQQM is the better choice. QQQ maintains an edge for active traders and options traders due to its superior liquidity and deeper options market — similar to the SPY vs VOO dynamic.

Is QQQ a tech ETF?

Not technically, but practically yes. QQQ tracks the Nasdaq-100, which includes companies from multiple sectors — not just technology. It holds companies like Costco (consumer staples), PepsiCo (consumer staples), and Amgen (healthcare). However, information technology makes up over 50% of the index, and adding in tech-adjacent companies in communication services and consumer discretionary pushes the effective tech exposure even higher. Most investors treat QQQ as their tech/growth allocation.

Should I use VOO instead of SPY for this comparison?

If you are choosing between 'S&P 500 exposure' and 'Nasdaq-100 exposure,' the SPY-vs-QQQ framing is the most common. But for actually buying S&P 500 exposure, VOO (0.03%) or IVV (0.03%) are cheaper than SPY (0.0945%). So the better real-world comparison for most investors is VOO vs QQQ (or VOO vs QQQM). The index-level differences are the same regardless of which fund wrapper you use.

The Bottom Line

SPY (or better yet, VOO) gives you the entire large-cap U.S. economy. QQQ gives you a concentrated bet on technology and growth. For most investors building a long-term portfolio, the S&P 500 or Total Stock Market should be the core. QQQ can be a satellite holding if you want extra tech exposure.

Remember: the S&P 500 already has ~30% in tech. You are not missing out on technology by owning a broad market fund. You are just not making a leveraged bet on it.

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