IBTO vs VOO
iShares iBonds Dec 2033 Term Treasury 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 | IBTO | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 0.07% | 0.03% | |
| AUM | $465M | $997.4B | |
| Dividend Yield | 4.17% | 1.08% | |
| Holdings | 12 | 509 | |
| YTD Return | -0.65% | +12.25% | |
| 1Y Return | +1.46% | +20.92% | |
| 3Y Return (annualized) | +4.61% | +21.79% | |
| 5Y Return (annualized) | - | +13.05% | |
| Volatility (annualized) | 6.6% | 14.1% | |
| Max Drawdown | -8.4% | -34.3% | |
| Fund Family | iShares by BlackRock (US) | Vanguard (US) | |
| Category | Fixed Income | Equity | |
| Inception | Jun 27, 2023 | Sep 7, 2010 |
IBTO vs VOO Performance
iShares iBonds Dec 2033 Term Treasury ETF (IBTO) 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 IBTO returned +1.46% while VOO returned +20.92%. Year to date, IBTO is down 0.65% versus a gain of 12.25% for VOO.
Over three years, IBTO compounded at +4.61% per year against +21.79% for VOO. Across the full 3-year window we track, VOO has the edge at +13.45% annualized vs +3.26%. Past performance does not guarantee future results.
Risk: Volatility and Drawdowns
VOO has been the more volatile fund, with annualized monthly volatility of 14.1% compared with 6.6% for IBTO. 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 -8.4% for IBTO 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 0.46. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
IBTO charges 0.07% per year while VOO charges 0.03%. On a $10,000 position that is $7 vs $3 annually, a gap of $4 per year that compounds over a long holding period. On income, IBTO currently yields 4.17% against 1.08% for VOO.
Holdings Overlap
IBTO and VOO share 0 holdings out of 510 unique holdings combined, representing a 0.0% weight overlap.
Moderate overlap means holding both could provide meaningful diversification benefits.
Frequently Asked Questions
Which is cheaper, IBTO or VOO?
IBTO has an expense ratio of 0.07% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $4 per year of difference.
Which performed better, IBTO or VOO?
Over the past year IBTO returned +1.46% vs +20.92% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (3 years), IBTO annualized +3.26% vs +13.45% for VOO. Past performance does not guarantee future results.
Which is riskier, IBTO or VOO?
VOO has been the more volatile fund at 14.1% annualized versus 6.6% for IBTO. Worst drawdown: IBTO -8.4% vs VOO -34.3%.
Should I hold both IBTO and VOO?
IBTO and VOO have a monthly-return correlation of 0.46, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between IBTO and VOO?
IBTO and VOO share 0 common holdings with a 0.0% weight overlap. Combined, they hold 510 unique securities.
Which pays a higher dividend, IBTO or VOO?
IBTO yields 4.17% while VOO yields 1.08%, so IBTO currently pays the higher dividend yield.
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