Data as of Oct 28, 2026.
BIL vs IVV: Differences, Returns & Fees
Over the year to Oct 28, 2026, BIL returned +3.7% to IVV's +13.7%; 0% of their weight is in the same names.
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Net assets on Oct 27, 2026: $48.7bn for SPDR Bloomberg 1-3 Month T-Bill ETF and $885.1bn for iShares Core S&P 500 ETF.
Pair scorecard
IVV costs 0.11 points a year less; their one-year returns differ by 10.0 points; IVV is 18.2 times larger.
| Measure | BIL | IVV |
|---|---|---|
| Return | ||
| Total return, 1 year | +3.7% | +13.7% |
| Benchmark | ||
| What it tracks | Bloomberg 1-3 Month U.S. Treasury Bill Index | S&P 500 |
| Cost and size | ||
| Expense ratio | 0.14% | 0.03% |
| Net assets, as of Oct 27, 2026 | $48.7bn | $885.1bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 100% | |
| Top ten holdings, share of the fund | 38.1% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
Risk and return
Jun 8, 2007 to Oct 23, 2026 · 1,011 weekly returnsIVV returned more: +624.2% to +30.9%. BIL swung less: 0.4% to 18.0%. BIL fell less at its worst: −0.5% to −54.7%.
Full scorecard
9 measures, with how each is measured Open ↓
| Measure | BIL | IVV | Edge | How it is measured |
|---|---|---|---|---|
| Return | ||||
| Total return | +30.9% | +624.2% | IVV | Price change plus distributions, reinvested. |
| Annualized | +1.4% | +10.7% | IVV | Total return as a yearly rate. |
| Price return | −0.1% | +404.6% | IVV | Price change alone, distributions left out. |
| Risk | ||||
| Volatility | 0.4% | 18.0% | BIL | Spread of weekly returns, annualized. Lower is steadier. |
| Downside deviation | 0.3% | 12.7% | BIL | Like volatility, counting only weeks below the Treasury bill rate. |
| Max drawdown | −0.5% | −54.7% | BIL | Deepest fall from a high to the low after it. |
| Risk-adjusted | ||||
| Sharpe | −0.40 | 0.57 | IVV | Return above Treasury bills per unit of volatility. |
| Sortino | −0.57 | 0.81 | IVV | Return above Treasury bills per unit of downside deviation. |
| Calmar | 3.00 | 0.20 | BIL | Annualized return divided by the max drawdown. |
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records, 1,011 weekly returns. Cash rate: the 13-week Treasury bill.
What they share
By the books each fund has filed, BIL and IVV 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
BIL and IVV on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
BIL and IVV do different jobs. What does each one do in a portfolio?
- What each follows. BIL follows Bloomberg 1-3 Month U.S. Treasury Bill Index and IVV follows S&P 500.
- Holdings in common. 0% of the weight is in the same securities (holdings dated Oct 27, 2026).
- One-year total return. Over 1 year to Oct 28, 2026 BIL returned +3.7% and IVV +13.7% with distributions reinvested, a gap of 10.0 points.
Data as of Oct 28, 2026.
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BIL
BIL tracks an index of 1-3 month T-bills. Over the year to Oct 28, 2026 it returned +3.7% with distributions reinvested. The prospectus expense ratio is 0.14% a year.
IVV
IVV tracks the S&P 500. Over the year to Oct 28, 2026 it returned +13.7% with distributions reinvested, against +13.6% for its benchmark, the S&P 500. The prospectus expense ratio is 0.03% 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 505 positions, with the top ten at 38.1%.
Questions people ask
- Which returned more over the last year, BIL or IVV?
- In the year to Oct 28, 2026, with distributions reinvested, BIL returned +3.7% and IVV +13.7%.
- Which is cheaper, BIL or IVV?
- IVV is cheaper, by 0.11 percentage points a year. That is about $11 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, BIL against IVV, data as of Oct 28, 2026. https://etfiq.com/compare/any/bil-vs-ivv
ETFIQ. (Oct 28, 2026). BIL against IVV. Retrieved from https://etfiq.com/compare/any/bil-vs-ivv
[BIL against IVV (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/bil-vs-ivv)
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