IDYN vs VOO
iShares International Equity Factor Rotation Active ETF 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 509 holdings.
Side-by-Side Comparison
| Metric | IDYN | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 0.45% | 0.03% | |
| AUM | $111M | $997.4B | |
| Dividend Yield | 1.81% | 1.08% | |
| Holdings | 197 | 509 | |
| YTD Return | +9.82% | +12.95% | |
| 1Y Return | +19.63% | +20.69% | |
| 3Y Return (annualized) | - | +22.09% | |
| 5Y Return (annualized) | - | +13.40% | |
| Volatility (annualized) | 14.0% | 14.1% | |
| Max Drawdown | -12.7% | -34.3% | |
| Fund Family | iShares by BlackRock (US) | Vanguard (US) | |
| Category | Equity | Equity | |
| Inception | Aug 5, 2025 | Sep 7, 2010 |
IDYN vs VOO Performance
iShares International Equity Factor Rotation Active ETF (IDYN) is a ETF from iShares by BlackRock (US) and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year IDYN returned +19.63% while VOO returned +20.69%. Year to date, IDYN is up 9.82% versus a gain of 12.95% for VOO.
Risk: Volatility and Drawdowns
VOO has been the more volatile fund, with annualized monthly volatility of 14.1% compared with 14.0% for IDYN. 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 -12.7% for IDYN 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 0.60. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
IDYN charges 0.45% per year while VOO charges 0.03%. On a $10,000 position that is $45 vs $3 annually, a gap of $42 per year that compounds over a long holding period. On income, IDYN currently yields 1.81% against 1.08% for VOO.
Holdings Overlap
Frequently Asked Questions
Which is cheaper, IDYN or VOO?
IDYN has an expense ratio of 0.45% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $42 per year of difference.
Which performed better, IDYN or VOO?
Over the past year IDYN returned +19.63% vs +20.69% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (1 years), IDYN annualized +22.19% vs +13.50% for VOO. Past performance does not guarantee future results.
Which is riskier, IDYN or VOO?
VOO has been the more volatile fund at 14.1% annualized versus 14.0% for IDYN. Worst drawdown: IDYN -12.7% vs VOO -34.3%.
Should I hold both IDYN and VOO?
IDYN and VOO have a monthly-return correlation of 0.60, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between IDYN and VOO?
IDYN and VOO share 2 common holdings with a 0.1% weight overlap. Combined, they hold 691 unique securities.
Which pays a higher dividend, IDYN or VOO?
IDYN yields 1.81% while VOO yields 1.08%, so IDYN currently pays the higher dividend yield.
Popular ETF Comparisons
Get Full ETF Analytics
Access complete holdings data, overlap analysis, screener tools, and more with FundXLS.