KMAY vs VOO
Innovator US Small Cap Power Buffer ETF - May vs Vanguard S&P 500 ETF
Quick Verdict
VOO has a lower expense ratio. VOO delivered stronger 1-year returns. VOO offers more diversification with 505 holdings.
Side-by-Side Comparison
| Metric | KMAY | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 0.79% | 0.03% | |
| AUM | $51M | $979.0B | |
| Dividend Yield | 0.00% | 1.09% | |
| Holdings | 6 | 509 | |
| YTD Return | +8.20% | +13.44% | |
| 1Y Return | +15.46% | +22.62% | |
| 3Y Return (annualized) | - | +21.47% | |
| 5Y Return (annualized) | - | +13.27% | |
| Volatility (annualized) | 3.4% | 14.1% | |
| Max Drawdown | -2.4% | -34.3% | |
| Fund Family | Innovator ETFs Trust | Vanguard (US) | |
| Category | Alternative | Equity | |
| Inception | May 1, 2025 | Sep 7, 2010 |
KMAY vs VOO Performance
Innovator US Small Cap Power Buffer ETF - May (KMAY) is a ETF from Innovator ETFs Trust and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year KMAY returned +15.46% while VOO returned +22.62%. Year to date, KMAY is up 8.20% versus a gain of 13.44% for VOO.
Risk: Volatility and Drawdowns
VOO has been the more volatile fund, with annualized monthly volatility of 14.1% compared with 3.4% for KMAY. 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 -2.4% for KMAY and -34.3% for VOO. Drawdown depth is worth weighing if you expect to sell during market stress rather than ride it out.
The two funds' monthly returns correlate at 0.57. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
KMAY charges 0.79% per year while VOO charges 0.03%. On a $10,000 position that is $79 vs $3 annually, a gap of $76 per year that compounds over a long holding period. On income, KMAY currently yields 0.00% against 1.09% for VOO.
Frequently Asked Questions
Which is cheaper, KMAY or VOO?
KMAY has an expense ratio of 0.79% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $76 per year of difference.
Which performed better, KMAY or VOO?
Over the past year KMAY returned +15.46% vs +22.62% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (1 years), KMAY annualized +17.93% vs +13.55% for VOO. Past performance does not guarantee future results.
Which is riskier, KMAY or VOO?
VOO has been the more volatile fund at 14.1% annualized versus 3.4% for KMAY. Worst drawdown: KMAY -2.4% vs VOO -34.3%.
Should I hold both KMAY and VOO?
KMAY and VOO have a monthly-return correlation of 0.57, so combining them can provide real diversification depending on your allocation goals.
Which pays a higher dividend, KMAY or VOO?
KMAY yields 0.00% while VOO yields 1.09%, so VOO currently pays the higher dividend yield.
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