FMUN vs VOO
Fidelity Systematic Municipal Bond Index ETF vs Vanguard S&P 500 ETF
Quick Verdict
VOO has a lower expense ratio. VOO delivered stronger 1-year returns. FMUN offers more diversification with 651 holdings.
Side-by-Side Comparison
| Metric | FMUN | VOO | Winner |
|---|---|---|---|
| Expense Ratio | 0.05% | 0.03% | |
| AUM | $183M | $979.0B | |
| Dividend Yield | 3.58% | 1.09% | |
| Holdings | 651 | 509 | |
| YTD Return | +0.95% | +13.44% | |
| 1Y Return | +5.44% | +22.62% | |
| 3Y Return (annualized) | - | +21.47% | |
| 5Y Return (annualized) | - | +13.27% | |
| Volatility (annualized) | 4.3% | 14.1% | |
| Max Drawdown | -3.2% | -34.3% | |
| Fund Family | Fidelity Investments (US) | Vanguard (US) | |
| Category | Tax Preferred | Equity | |
| Inception | Apr 7, 2025 | Sep 7, 2010 |
FMUN vs VOO Performance
Fidelity Systematic Municipal Bond Index ETF (FMUN) is a ETF from Fidelity Investments (US) and Vanguard S&P 500 ETF (VOO) is a ETF from Vanguard (US). Over the past year FMUN returned +5.44% while VOO returned +22.62%. Year to date, FMUN is up 0.95% 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 4.3% for FMUN. 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 -3.2% for FMUN 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 0.48. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
FMUN charges 0.05% per year while VOO charges 0.03%. On a $10,000 position that is $5 vs $3 annually, a gap of $2 per year that compounds over a long holding period. On income, FMUN currently yields 3.58% against 1.09% for VOO.
Frequently Asked Questions
Which is cheaper, FMUN or VOO?
FMUN has an expense ratio of 0.05% while VOO charges 0.03%. VOO is the cheaper option. On a $10,000 investment, that is $2 per year of difference.
Which performed better, FMUN or VOO?
Over the past year FMUN returned +5.44% vs +22.62% for VOO, so VOO leads on 1-year performance. Over the longest common window we track (1 years), FMUN annualized +4.31% vs +13.55% for VOO. Past performance does not guarantee future results.
Which is riskier, FMUN or VOO?
VOO has been the more volatile fund at 14.1% annualized versus 4.3% for FMUN. Worst drawdown: FMUN -3.2% vs VOO -34.3%.
Should I hold both FMUN and VOO?
FMUN and VOO have a monthly-return correlation of 0.48, so combining them can provide real diversification depending on your allocation goals.
Which pays a higher dividend, FMUN or VOO?
FMUN yields 3.58% while VOO yields 1.09%, so FMUN currently pays the higher dividend yield.
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