SMRZ vs SPY
Global X Small Modular Reactor ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, SMRZ or SPY?
Small Cap Blend against Large Cap Blend.
SPY has a lower expense ratio. SPY is less concentrated, with 38.9% of the fund in its ten largest positions against 98.0%.
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 | SMRZ | SPY |
|---|---|---|
| Expense Ratio | 0.75% | 0.09%Best |
| AUM | - | $777.9B |
| Dividend Yield | 0.00% | 1.00% |
| Holdings | 11 | 1,011 |
| YTD Return | -13.99% | +12.09%Best |
| 1Y Return | - | +12.45% |
| 3Y Return (annualized) | - | +21.45% |
| 5Y Return (annualized) | - | +11.87% |
| Top 10 Weight | 98.0% | 38.9%Best |
| Fund Family | Global X by mirae Asset | State Street Investment Management |
| Category | Equity | Equity |
| Style | Small Cap Blend | Large Cap Blend |
| Inception | Oct 14, 2026 | Jan 22, 1993 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
SMRZ 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 is available from the range buttons; it is not the opening view here because over the whole period one of these two funds moves so much further than the other that its line would sit flat on the axis.
SMRZ vs SPY Performance
Global X Small Modular Reactor ETF (SMRZ) is an ETF from Global X by mirae Asset and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Year to date, SMRZ is down 13.99% versus a gain of 12.09% for SPY.
Past performance does not guarantee future results.
Fees and Cost Over Time
SMRZ charges 0.75% per year while SPY charges 0.09%. On a $10,000 position that is $75 vs $9 annually, a gap of $66 per year that compounds over a long holding period. On income, SMRZ currently yields 0.00% against 1.00% for SPY.
Holdings Overlap
6.9% of SMRZ's money is in holdings SPY also owns. 0.4% of SPY's money is in holdings SMRZ also owns.
SMRZ and SPY share little of their money.
1 positions in common, counted across the 11 positions we hold weights for in SMRZ and 504 in SPY, against full books of 11 and 1,011.
What only one of them owns
Our book lists 498 positions for SPY that do not appear in our book for SMRZ (99.3% of the fund), and 9 for SMRZ that do not appear in SPY (90.2%).
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.
Top Shared Holdings
| Stock | Weight in SMRZ | Weight in SPY | Difference |
|---|---|---|---|
| GEVGe Vernova | 6.88% | 0.38% | 6.50% |
You are not choosing between two funds in isolation.
Whichever of SMRZ and SPY you pick has to sit alongside everything else you own. Add the rest and see what the combination actually holds.
Free for up to 10 holdings. No account needed.
Frequently Asked Questions
Which is cheaper, SMRZ or SPY?
SMRZ has an expense ratio of 0.75% while SPY charges 0.09%. SPY is the cheaper option, by $66 a year on a $10,000 investment.
What is the holdings overlap between SMRZ and SPY?
6.9% of SMRZ's money is in holdings SPY also owns. 0.4% of SPY's is in holdings SMRZ also owns. They hold 1 positions in common, counted across the 11 positions we hold weights for in SMRZ and 504 in SPY.
Which pays a higher dividend, SMRZ or SPY?
SMRZ yields 0.00% while SPY yields 1.00%, so SPY currently pays the higher dividend yield.
Is SPY better than SMRZ?
SPY has a lower expense ratio. SPY is less concentrated, with 38.9% of the fund in its ten largest positions against 98.0%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.