AIMS vs VOO
Acuitas Small Cap Active ETF vs Vanguard S&P 500 ETF
Which is better, AIMS or VOO?
Small Cap Blend against Large Cap Blend.
VOO has a lower expense ratio. AIMS is less concentrated, with 12.7% 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 | AIMS | VOO |
|---|---|---|
| Expense Ratio | 0.75% | 0.03%Best |
| AUM | $87M | $1.0T |
| Dividend Yield | 0.00% | 1.04% |
| Holdings | 280 | 506 |
| YTD Return | +7.90% | +12.75%Best |
| 1Y Return | - | +15.60% |
| 3Y Return (annualized) | - | +22.95% |
| 5Y Return (annualized) | - | +13.55% |
| Top 10 Weight | 12.7%Best | 37.6% |
| Fund Family | Acuitas Funds | Vanguard (US) |
| Category | Equity | Equity |
| Style | Small Cap Blend | Large Cap Blend |
| Inception | Feb 10, 2026 | Sep 7, 2010 |
Not shown on this pair: Volatility (annualized), Max Drawdown, $10,000 over the window.
AIMS vs VOO 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.
AIMS vs VOO Performance
Acuitas Small Cap Active ETF (AIMS) is an ETF from Acuitas Funds and Vanguard S&P 500 ETF (VOO) is an ETF from Vanguard (US). Year to date, AIMS is up 7.90% versus a gain of 12.75% for VOO.
Past performance does not guarantee future results.
Fees and Cost Over Time
AIMS charges 0.75% per year while VOO charges 0.03%. On a $10,000 position that is $75 vs $3 annually, a gap of $72 per year that compounds over a long holding period. On income, AIMS currently yields 0.00% against 1.04% for VOO.
Holdings Overlap
0.1% of AIMS's money is in holdings VOO also owns.
We cannot see either book well enough to say how much of this pair is duplicated.
The two holdings books were reported 46 days apart, AIMS as of Sep 15, 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.
1 positions in common, counted across the 277 positions we hold weights for in AIMS and 494 in VOO, against full books of 280 and 506.
What only one of them owns
Our book lists 486 positions for VOO that do not appear in our book for AIMS (99.1% of the fund), and 268 for AIMS that do not appear in VOO (97.5%).
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 AIMS | Weight in VOO | Difference |
|---|---|---|---|
| AREAlexandria Real Estate Equities Inc. | 0.12% | 0.01% | 0.11% |
You are not choosing between two funds in isolation.
Whichever of AIMS and VOO 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, AIMS or VOO?
AIMS has an expense ratio of 0.75% while VOO charges 0.03%. VOO is the cheaper option, by $72 a year on a $10,000 investment.
Which pays a higher dividend, AIMS or VOO?
AIMS yields 0.00% while VOO yields 1.04%, so VOO currently pays the higher dividend yield.
Is VOO better than AIMS?
VOO has a lower expense ratio. AIMS is less concentrated, with 12.7% 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.