Data as of Oct 28, 2026.
IEF vs MUB: Differences, Returns & Fees
On Aug 31, 2026 IEF's duration was 7.0 years and MUB's 7.0; MUB charges 0.05% to IEF's 0.15%.
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Net assets on Oct 27, 2026: $43.5bn for iShares 7-10 Year Treasury Bond ETF and $54.1bn for iShares National Muni Bond ETF.
Pair scorecard
MUB costs 0.10 points a year less; their one-year returns differ by 2.8 points; MUB is 1.2 times larger.
| Measure | IEF | MUB |
|---|---|---|
| Return | ||
| Total return, 1 year | −3.2% | −0.4% |
| Drawdown | ||
| Below its high | 13.1%, high on Aug 4, 2020 | |
| Benchmark | ||
| What it tracks | ICE U.S. Treasury 7-10 Year Bond Index | ICE AMT-Free US National Municipal Index |
| Cost and size | ||
| Expense ratio | 0.15% | 0.05% |
| Net assets, as of Oct 27, 2026 | $43.5bn | $54.1bn |
| Holdings | ||
| Holdings in common | 0% | |
Holdings in common uses holdings dated Aug 31, 2026. Method
Risk and return
Sep 21, 2007 to Oct 23, 2026 · 996 weekly returnsIEF and MUB returned about the same: +75.8% and +76.1%. MUB swung slightly less: 6.5% to 6.6%. MUB fell less at its worst: −12.4% to −23.3%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | IEF | MUB | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +75.8% | +76.1% | Tie | Price change plus distributions, reinvested. |
| Annualized | +3.0% | +3.0% | Tie | Total return as a yearly rate. |
| Price return | +9.1% | +3.4% | IEF | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 6.6% | 6.5% | MUB (slight) | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 4.7% | 4.7% | Tie | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −23.3% | −12.4% | MUB | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | 0.25 | 0.26 | MUB (slight) | Return above Treasury bills per unit of volatility. |
| Sortino | 0.36 | 0.36 | Tie | Return above Treasury bills per unit of downside deviation. |
| Calmar | 0.13 | 0.24 | MUB | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 996 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, IEF and MUB hold 0% of their money in the same securities at the same weight. Holdings dated Aug 31, 2026.
half
0% in common
Only in one fund ↓
Side by side
IEF and MUB on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IEF and MUB do different jobs. What does each one do in a portfolio?
- What each follows. IEF follows ICE U.S. Treasury 7-10 Year Bond Index and MUB follows ICE AMT-Free US National Municipal Index.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Aug 31, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 IEF returned −3.2% and MUB −0.4% with distributions reinvested, a gap of 2.8 points.
Data as of Oct 28, 2026.
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IEF
IEF tracks an index of 7-10 Year Treasury Bond. Over the year to Oct 28, 2026 it returned −3.2% with distributions reinvested. The prospectus expense ratio is 0.15% a year. It sat 13.1% below its high of Aug 4, 2020 on Oct 28, 2026.
MUB
MUB tracks an index of National Muni Bond. Over the year to Oct 28, 2026 it returned −0.4% with distributions reinvested. The prospectus expense ratio is 0.05% a year.
Questions people ask
- Which returned more over the last year, IEF or MUB?
- In the year to Oct 28, 2026, with distributions reinvested, IEF returned −3.2% and MUB −0.4%.
- Which is cheaper, IEF or MUB?
- MUB is cheaper, by 0.10 percentage points a year. That is about $10 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
Cite this pageCitation, APA and Markdown
ETFIQ, IEF against MUB, data as of Oct 28, 2026. https://etfiq.com/compare/any/ief-vs-mub
ETFIQ. (Oct 28, 2026). IEF against MUB. Retrieved from https://etfiq.com/compare/any/ief-vs-mub
[IEF against MUB (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/ief-vs-mub)
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