SMAP vs VOO
Amplify Small-Mid Cap Equity ETF vs Vanguard S&P 500 ETF
Which is better, SMAP or VOO?
Small Cap Blend against Large Cap Blend.
VOO has a lower expense ratio. VOO led over 1Y and the full window. SMAP is less concentrated, with 32.8% of the fund in its ten largest positions against 37.6%.
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 | SMAP | VOO |
|---|---|---|
| Expense Ratio | 0.60% | 0.03%Best |
| AUM | $1M | $997.4B |
| Dividend Yield | 0.42% | 1.04% |
| Holdings | 57 | 509 |
| Volatility (annualized) | 15.0% | 13.6%Best |
| Max Drawdown | -24.2% | -18.7%Best |
| $10,000 over 1.6 years | $10,833 | $13,318Best |
| Top 10 Weight | 32.8%Best | 37.6% |
| Fund Family | Amplify ETFs | Vanguard (US) |
| Category | Equity | Equity |
| Style | Small Cap Blend | Large Cap Blend |
| Inception | Oct 23, 2024 | Sep 7, 2010 |
Not shown on this pair: YTD Return, 1Y Return, 3Y Return (annualized), 5Y Return (annualized).
The two price series end 111 days apart, so a return over any period would be measuring two different stretches of market. Those rows are withheld. SMAP has data through Jun 4, 2026 and VOO through Sep 23, 2026.
Volatility and max drawdown, and the $10,000 over 1.6 years row, are measured over the window both funds cover: Oct 23, 2024 to Jun 4, 2026 (1.6 years).
Risk: Volatility and Drawdowns
SMAP has been the more volatile fund, with annualized monthly volatility of 15.0% compared with 13.6% for VOO. 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 -24.2% for SMAP and -18.7% for VOO. Drawdown depth is what each fund did in the worst stretch of the window measured above.
The two funds' monthly returns correlate at 0.79. They usually move together, but the gap leaves some room for diversification.
Fees and Cost Over Time
SMAP charges 0.60% per year while VOO charges 0.03%. On a $10,000 position that is $60 vs $3 annually, a gap of $57 per year that compounds over a long holding period. On income, SMAP currently yields 0.42% against 1.04% for VOO.
Holdings Overlap
26.4% of SMAP's money is in holdings VOO also owns. 0.6% of VOO's money is in holdings SMAP also owns.
SMAP and VOO share little of their money.
The two holdings books were reported 92 days apart, SMAP as of Apr 30, 2026 and VOO as of Jul 31, 2026, so some of the difference between them is the time between the two reports rather than the funds.
12 positions in common, counted across the 56 positions we hold weights for in SMAP and 494 in VOO, against full books of 57 and 509.
What only one of them owns
Our book lists 475 positions for VOO that do not appear in our book for SMAP (98.6% of the fund), and 42 for SMAP that do not appear in VOO (71.4%).
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 SMAP | Weight in VOO | Difference |
|---|---|---|---|
| MPWRMonolithic Power Systems Inc | 4.85% | 0.11% | 4.74% |
| CASYCaseys General | 3.69% | 0.05% | 3.64% |
| WSTWest Pharmaceutical Services Inc | 3.55% | 0.04% | 3.51% |
| STLDSteel Dynamics, Inc. | 2.83% | 0.05% | 2.78% |
| ODFLOld Dominion Freig | 2.10% | 0.06% | 2.04% |
| IDXXIdexx Labs | 1.85% | 0.07% | 1.78% |
| NVRNvr Inc. | 1.84% | 0.03% | 1.81% |
| TECHBio-Techne Corp | 1.52% | 0.02% | 1.50% |
| TRMBTrimble Inc. | 1.46% | 0.02% | 1.44% |
| FICOFair Isaac Corp. | 1.14% | 0.04% | 1.10% |
26.4% of SMAP is already inside VOO.
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, SMAP or VOO?
SMAP has an expense ratio of 0.60% while VOO charges 0.03%. VOO is the cheaper option, by $57 a year on a $10,000 investment.
Which is riskier, SMAP or VOO?
SMAP has been the more volatile fund at 15.0% annualized versus 13.6% for VOO. Worst drawdown: SMAP -24.2% vs VOO -18.7%.
Should I hold both SMAP and VOO?
SMAP and VOO have a monthly-return correlation of 0.79, 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 SMAP and VOO?
26.4% of SMAP's money is in holdings VOO also owns. 0.6% of VOO's is in holdings SMAP also owns. They hold 12 positions in common, counted across the 56 positions we hold weights for in SMAP and 494 in VOO.
Which pays a higher dividend, SMAP or VOO?
SMAP yields 0.42% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than SMAP?
VOO has a lower expense ratio. VOO led over 1Y and the full window. SMAP is less concentrated, with 32.8% of the fund in its ten largest positions against 37.6%. Which one suits a particular account depends on what it is for. This is information, not a recommendation.