FMUN vs IVV
Fidelity Systematic Municipal Bond Index ETF vs iShares Core S&P 500 ETF
Quick Verdict
IVV has a lower expense ratio. IVV delivered stronger 1-year returns. FMUN offers more diversification with 651 holdings.
Side-by-Side Comparison
| Metric | FMUN | IVV | Winner |
|---|---|---|---|
| Expense Ratio | 0.05% | 0.03% | |
| AUM | $183M | $865.2B | |
| Dividend Yield | 3.58% | 1.09% | |
| Holdings | 651 | 508 | |
| YTD Return | +1.21% | +13.72% | |
| 1Y Return | +5.72% | +21.64% | |
| 3Y Return (annualized) | - | +21.55% | |
| 5Y Return (annualized) | - | +13.27% | |
| Volatility (annualized) | 4.4% | 15.1% | |
| Max Drawdown | -3.2% | -56.5% | |
| Fund Family | Fidelity Investments (US) | iShares by BlackRock (US) | |
| Category | Tax Preferred | Equity | |
| Inception | Apr 7, 2025 | May 15, 2000 |
FMUN vs IVV Performance
Fidelity Systematic Municipal Bond Index ETF (FMUN) is a ETF from Fidelity Investments (US) and iShares Core S&P 500 ETF (IVV) is a ETF from iShares by BlackRock (US). Over the past year FMUN returned +5.72% while IVV returned +21.64%. Year to date, FMUN is up 1.21% versus a gain of 13.72% for IVV.
Risk: Volatility and Drawdowns
IVV has been the more volatile fund, with annualized monthly volatility of 15.1% compared with 4.4% 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 -56.5% for IVV. 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 0.47. They move independently enough that combining them can meaningfully diversify a portfolio.
Fees and Cost Over Time
FMUN charges 0.05% per year while IVV 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 IVV.
Frequently Asked Questions
Which is cheaper, FMUN or IVV?
FMUN has an expense ratio of 0.05% while IVV charges 0.03%. IVV is the cheaper option. On a $10,000 investment, that is $2 per year of difference.
Which performed better, FMUN or IVV?
Over the past year FMUN returned +5.72% vs +21.64% for IVV, so IVV leads on 1-year performance. Over the longest common window we track (1 years), FMUN annualized +4.50% vs +7.04% for IVV. Past performance does not guarantee future results.
Which is riskier, FMUN or IVV?
IVV has been the more volatile fund at 15.1% annualized versus 4.4% for FMUN. Worst drawdown: FMUN -3.2% vs IVV -56.5%.
Should I hold both FMUN and IVV?
FMUN and IVV have a monthly-return correlation of 0.47, so combining them can provide real diversification depending on your allocation goals.
Which pays a higher dividend, FMUN or IVV?
FMUN yields 3.58% while IVV yields 1.09%, so FMUN currently pays the higher dividend yield.
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