ADFI vs SPY
Anfield Dynamic Fixed Income ETF vs State Street SPDR S&P 500 ETF Trust
Which is better, ADFI or SPY?
SPY has been ahead.
SPY has a lower expense ratio. SPY led over 1Y and the full window.
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 | ADFI | SPY |
|---|---|---|
| Expense Ratio | 1.68% | 0.09%Best |
| AUM | $50M | $804.7B |
| Dividend Yield | 3.26% | 0.98% |
| Holdings | 40 | 505 |
| Volatility (annualized) | 5.4%Best | 15.6% |
| Max Drawdown | -18.0%Best | -24.5% |
| $10,000 over 5.9 years | $9,486 | $23,389Best |
| Fund Family | Regents Park Funds, LLC | State Street Investment Management |
| Category | Fixed Income | Equity |
| Style | - | Large Cap Blend |
| Inception | Aug 18, 2020 | Jan 22, 1993 |
Not shown on this pair: YTD Return, 1Y Return, 3Y Return (annualized), 5Y Return (annualized), Top 10 Weight.
The two price series end 60 days apart, so a return over any period would be measuring two different stretches of market. Those rows are withheld. ADFI has data through Jul 23, 2026 and SPY through Sep 21, 2026.
Volatility and max drawdown, and the $10,000 over 5.9 years row, are measured over the window both funds cover: Aug 18, 2020 to Jul 23, 2026 (5.9 years).
Risk: Volatility and Drawdowns
SPY has been the more volatile fund, with annualized monthly volatility of 15.6% compared with 5.4% for ADFI. 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 -18.0% for ADFI and -24.5% 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 0.70. They usually move together, but the gap leaves some room for diversification.
Fees and Cost Over Time
ADFI charges 1.68% per year while SPY charges 0.09%. On a $10,000 position that is $168 vs $9 annually, a gap of $159 per year that compounds over a long holding period. On income, ADFI currently yields 3.26% against 0.98% for SPY.
You are not choosing between two funds in isolation.
Whichever of ADFI 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, ADFI or SPY?
ADFI has an expense ratio of 1.68% while SPY charges 0.09%. SPY is the cheaper option, by $159 a year on a $10,000 investment.
Which is riskier, ADFI or SPY?
SPY has been the more volatile fund at 15.6% annualized versus 5.4% for ADFI. Worst drawdown: ADFI -18.0% vs SPY -24.5%.
Should I hold both ADFI and SPY?
ADFI and SPY have a monthly-return correlation of 0.70, so their returns are far enough apart for the mix to behave differently from either one alone. This is information, not a recommendation.
Which pays a higher dividend, ADFI or SPY?
ADFI yields 3.26% while SPY yields 0.98%, so ADFI currently pays the higher dividend yield.
Is SPY better than ADFI?
SPY has a lower expense ratio. SPY led over 1Y and the full window. Which one suits a particular account depends on what it is for. This is information, not a recommendation.