AINF vs SPY
Defiance Inference AI Chip ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, AINF or SPY?
Large Cap Growth against Large Cap Blend.
SPY has a lower expense ratio.
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 | AINF | SPY |
|---|---|---|
| Expense Ratio | 0.65% | 0.09%Best |
| AUM | $484,424.66 | $823.2B |
| Dividend Yield | 0.25% | 0.99% |
| Holdings | 6 | 1,515 |
| YTD Return | -3.49% | +13.53%Best |
| 1Y Return | - | +17.47% |
| 3Y Return (annualized) | - | +22.36% |
| 5Y Return (annualized) | - | +13.21% |
| Fund Family | Defiance ETFs, LLC | State Street Investment Management |
| Category | Equity | Equity |
| Style | Large Cap Growth | Large Cap Blend |
| Inception | Aug 17, 2026 | Jan 22, 1993 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window, Top 10 Weight.
AINF 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.
AINF vs SPY Performance
Defiance Inference AI Chip ETF (AINF) is an ETF from Defiance ETFs, LLC and State Street SPDR S&P 500 ETF Trust (SPY) is an ETF from State Street Investment Management. Year to date, AINF is down 3.49% versus a gain of 13.53% for SPY.
Past performance does not guarantee future results.
Fees and Cost Over Time
AINF charges 0.65% per year while SPY charges 0.09%. On a $10,000 position that is $65 vs $9 annually, a gap of $56 per year that compounds over a long holding period. On income, AINF currently yields 0.25% against 0.99% for SPY.
Holdings Overlap
At least 12.2% of SPY's money is in holdings AINF also owns.
Only one direction is shown: for AINF, our book for it lists positions totalling 128.8% of the fund, which is what a leveraged book looks like and is not a denominator we can divide by.
SPY and AINF share little of their money.
4 positions in common, counted across the 28 positions we hold weights for in AINF and 504 in SPY, against full books of 6 and 1,515.
You are not choosing between two funds in isolation.
Whichever of AINF 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, AINF or SPY?
AINF has an expense ratio of 0.65% while SPY charges 0.09%. SPY is the cheaper option, by $56 a year on a $10,000 investment.
What is the holdings overlap between AINF and SPY?
At least 12.2% of SPY's money is in holdings AINF also owns. Our book for AINF is partial, so the real figure is this or higher. They hold 4 positions in common, counted across the 28 positions we hold weights for in AINF and 504 in SPY.
Which pays a higher dividend, AINF or SPY?
AINF yields 0.25% while SPY yields 0.99%, so SPY currently pays the higher dividend yield.
Is SPY better than AINF?
SPY has a lower expense ratio. Which one suits a particular account depends on what it is for. This is information, not a recommendation.