VOO vs VWIUX
Vanguard S&P 500 ETF vs Vanguard Intermediate Term Tax-Exempt Fund admiral class
Quick Verdict
VOO has a lower expense ratio. VOO delivered stronger 1-year returns. VWIUX offers more diversification with 15,066 holdings.
Side-by-Side Comparison
| Metric | VOO | VWIUX | Winner |
|---|---|---|---|
| Expense Ratio | 0.03% | 0.09% | |
| AUM | $997.4B | $86.4B | |
| Dividend Yield | 1.08% | 3.13% | |
| Holdings | 509 | 15,066 | |
| YTD Return | +12.68% | -1.59% | |
| 1Y Return | +21.87% | +1.04% | |
| 3Y Return (annualized) | +22.06% | +0.67% | |
| 5Y Return (annualized) | +12.95% | -1.78% | |
| Volatility (annualized) | 14.1% | 5.4% | |
| Max Drawdown | -34.3% | -16.1% | |
| Fund Family | Vanguard (US) | Vanguard (US) | |
| Category | Equity | Tax Preferred | |
| Inception | Sep 7, 2010 | Feb 12, 2001 |
VOO vs VWIUX Performance
Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US) and Vanguard Intermediate Term Tax-Exempt Fund admiral class (VWIUX) is a mutual fund from Vanguard (US). Over the past year VOO returned +21.87% while VWIUX returned +1.04%. Year to date, VOO is up 12.68% versus a loss of 1.59% for VWIUX.
Over three years, VOO compounded at +22.06% per year against +0.67% for VWIUX; over five years the annualized figures are +12.95% and -1.78% respectively. Across the full 5-year window we track, VOO has the edge at +13.47% annualized vs -1.78%. 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 5.4% for VWIUX. 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 -34.3% for VOO and -16.1% for VWIUX. 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 0.67. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
VOO charges 0.03% per year while VWIUX charges 0.09%. On a $10,000 position that is $3 vs $9 annually, a gap of $6 per year that compounds over a long holding period. On income, VOO currently yields 1.08% against 3.13% for VWIUX.
Holdings Overlap
VOO and VWIUX share 0 holdings out of 2268 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, VOO or VWIUX?
VOO has an expense ratio of 0.03% while VWIUX charges 0.09%. VOO is the cheaper option. On a $10,000 investment, that is $6 per year of difference.
Which performed better, VOO or VWIUX?
Over the past year VOO returned +21.87% vs +1.04% for VWIUX, so VOO leads on 1-year performance. Over the longest common window we track (5 years), VOO annualized +13.47% vs -1.78% for VWIUX. Past performance does not guarantee future results.
Which is riskier, VOO or VWIUX?
VOO has been the more volatile fund at 14.1% annualized versus 5.4% for VWIUX. Worst drawdown: VOO -34.3% vs VWIUX -16.1%.
Should I hold both VOO and VWIUX?
VOO and VWIUX have a monthly-return correlation of 0.67, so combining them can provide real diversification depending on your allocation goals.
What is the holdings overlap between VOO and VWIUX?
VOO and VWIUX share 0 common holdings with a 0.0% weight overlap. Combined, they hold 2268 unique securities.
Which pays a higher dividend, VOO or VWIUX?
VOO yields 1.08% while VWIUX yields 3.13%, so VWIUX currently pays the higher dividend yield.
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