IEZ vs SPY
iShares US Oil Equipment & Services ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, IEZ or SPY?
All Cap Blend against Large Cap Blend.
SPY has a lower expense ratio. IEZ led over 1Y and 5Y, SPY over 3Y and the full window. SPY is less concentrated, with 38.0% of the fund in its ten largest positions against 74.0%.
MarketXLS is not an investment adviser. This comparison is generated automatically from market data and is for information only. A Best mark means the better reading on that one measure, not a recommendation to buy.
Side-by-Side Comparison
| Metric | IEZ | SPY |
|---|---|---|
| Expense Ratio | 0.37% | 0.09%Best |
| AUM | $391M | $804.7B |
| Dividend Yield | 1.12% | 0.98% |
| Holdings | 35 | 505 |
| YTD Return | +37.98%Best | +12.47% |
| 1Y Return | +56.45%Best | +17.51% |
| 3Y Return (annualized) | +7.12% | +21.18%Best |
| 5Y Return (annualized) | +18.95%Best | +12.88% |
| Volatility (annualized) | 37.8% | 15.2%Best |
| Max Drawdown | -93.5% | -56.5%Best |
| $10,000 over 5 years | $23,813Best | $18,327 |
| Top 10 Weight | 74.0% | 38.0%Best |
| Fund Family | iShares by BlackRock (US) | State Street Investment Management |
| Category | Equity | Equity |
| Style | All Cap Blend | Large Cap Blend |
| Inception | May 1, 2006 | Jan 22, 1993 |
Volatility and max drawdown are measured over the window both funds cover: May 5, 2006 to Sep 11, 2026 (20.4 years).
IEZ vs SPY growth
Month-end closes. Both lines start at 0% in the first month shown, so the gap between them is the difference in growth across that window. The full view covers the 20.4 years both funds cover.
IEZ vs SPY Performance
iShares US Oil Equipment & Services ETF (IEZ) is an ETF from iShares by BlackRock (US) and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Over the past year IEZ returned +56.45% while SPY returned +17.51%. Year to date, IEZ is up 37.98% versus a gain of 12.47% for SPY.
Over three years, IEZ compounded at +7.12% per year against +21.18% for SPY; over five years the annualized figures are +18.95% and +12.88% respectively. Across the full 20-year window we track, SPY has the edge at +9.39% annualized vs -2.42%.
Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
IEZ has been the more volatile fund, with annualized monthly volatility of 37.8% compared with 15.2% for SPY. Lower volatility generally means a smoother ride, though it often comes with lower long-run returns.
The deepest peak-to-trough decline in our data was -93.5% for IEZ and -56.5% for SPY. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.63. They move together some of the time, and apart the rest.
Fees and Cost Over Time
IEZ charges 0.37% per year while SPY charges 0.09%. On a $10,000 position that is $37 vs $9 annually, a gap of $28 per year that compounds over a long holding period. On income, IEZ currently yields 1.12% against 0.98% for SPY.
Holdings Overlap
50.3% of IEZ's money is in holdings SPY also owns. 0.2% of SPY's money is in holdings IEZ also owns.
The two portfolios partly overlap.
3 positions in common, counted across the 32 positions we hold weights for in IEZ and 504 in SPY, against full books of 35 and 505.
What only one of them owns
Our book lists 492 positions for SPY that do not appear in our book for IEZ (99.3% of the fund), and 25 for IEZ that do not appear in SPY (36.8%).
Some of those will be the same company recorded under a different code in one of the two books, so the real difference in what you would own is no larger than this and may be smaller. We do not name the individual positions here for that reason.
50.3% of IEZ is already inside SPY.
You probably hold more than these two. Add the rest and see how much of the whole book is the same companies twice.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, IEZ or SPY?
IEZ has an expense ratio of 0.37% while SPY charges 0.09%. SPY is the cheaper option, by $28 a year on a $10,000 investment.
Which performed better, IEZ or SPY?
Over the past year IEZ returned +56.45% vs +17.51% for SPY, so IEZ leads on 1-year performance. Over the longest common window we track (20 years), IEZ annualized -2.42% vs +9.39% for SPY. Past performance does not guarantee future results. This is information, not a recommendation.
Which is riskier, IEZ or SPY?
IEZ has been the more volatile fund at 37.8% annualized versus 15.2% for SPY. Worst drawdown: IEZ -93.5% vs SPY -56.5%.
Should I hold both IEZ and SPY?
IEZ and SPY have a monthly-return correlation of 0.63, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
What is the holdings overlap between IEZ and SPY?
50.3% of IEZ's money is in holdings SPY also owns. 0.2% of SPY's is in holdings IEZ also owns. They hold 3 positions in common, counted across the 32 positions we hold weights for in IEZ and 504 in SPY.
Which pays a higher dividend, IEZ or SPY?
IEZ yields 1.12% while SPY yields 0.98%, so IEZ currently pays the higher dividend yield.
Is SPY better than IEZ?
SPY has a lower expense ratio. IEZ led over 1Y and 5Y, SPY over 3Y and the full window. SPY is less concentrated, with 38.0% of the fund in its ten largest positions against 74.0%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.