Data as of Oct 28, 2026.
MUB vs RSP: Differences, Returns & Fees
Over the year to Oct 28, 2026, MUB returned −0.4% to RSP's +16.0%; 0% of their weight is in the same names.
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Net assets on Oct 27, 2026: $54.1bn for iShares National Muni Bond ETF and $99.8bn for Invesco S&P 500 Equal Weight ETF.
Pair scorecard
MUB costs 0.15 points a year less; their one-year returns differ by 16.4 points; RSP is 1.8 times larger.
| Measure | MUB | RSP |
|---|---|---|
| Return | ||
| Total return, 1 year | −0.4% | +16.0% |
| Benchmark | ||
| What it tracks | ICE AMT-Free US National Municipal Index | S&P 500 Equal Weight Index |
| Cost and size | ||
| Expense ratio | 0.05% | 0.20% |
| Net assets, as of Oct 27, 2026 | $54.1bn | $99.8bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 100% | |
| Top ten holdings, share of the fund | 2.7% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
What they share
By the books each fund has filed, MUB and RSP hold 0% of their money in the same securities at the same weight. Holdings dated Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
MUB and RSP on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
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.
RSP
RSP tracks the S&P 500 equal weight. Over the year to Oct 28, 2026 it returned +16.0% with distributions reinvested, against +13.7% for its benchmark, the S&P 500 Index. The prospectus expense ratio is 0.20% a year. By its holdings published by its issuer for Oct 27, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 508 positions, with the top ten at 2.7%.
Questions people ask
- Which returned more over the last year, MUB or RSP?
- In the year to Oct 28, 2026, with distributions reinvested, MUB returned −0.4% and RSP +16.0%.
- Which is cheaper, MUB or RSP?
- MUB is cheaper, by 0.15 percentage points a year. That is about $15 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.
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ETFIQ, MUB against RSP, data as of Oct 28, 2026. https://etfiq.com/compare/any/mub-vs-rsp
ETFIQ. (Oct 28, 2026). MUB against RSP. Retrieved from https://etfiq.com/compare/any/mub-vs-rsp
[MUB against RSP (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/mub-vs-rsp)
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