IBDS vs VBIL: Differences, Returns & Fees
IBDS's duration was 0.8 years on Jul 31, 2026 and VBIL's 0.1 on Jun 30, 2026; VBIL charges 0.06% to IBDS's 0.10%. Net assets: $4.0bn on Oct 20, 2026 for iShares iBonds Dec 2027 Term Corporate ETF, and $12.8bn on Sep 30, 2026 for Vanguard 0-3 Month Treasury Bill ETF.
VBIL costs 0.04 points a year less; their one-year returns differ by 0.4 points; VBIL is 3.3 times larger.
| IBDS | VBIL | |
|---|---|---|
| Expense ratio | 0.10% | 0.06% |
| Net assets, as of Sep 30, 2026 | $3.9bn | $12.8bn |
| Total return, 1 year | +3.3% | +3.7% |
| What it tracks | not read by ETFIQ | Bloomberg U.S. Treasury Bills 0-3 Months Index |
| Holdings in common | report dates differ | |
Holdings in common uses holdings dated Jun 30, 2026 and Jul 31, 2026.
IBDS and VBIL are built for the same job. How do they differ in cost, holdings and results?
- What each follows. IBDS follows not read by ETFIQ and VBIL follows Bloomberg U.S. Treasury Bills 0-3 Months Index.
- Number of holdings. IBDS holds 647 positions and VBIL holds 28.
- Size. IBDS has $3.9bn in net assets and VBIL $12.8bn (net assets, as of Sep 30, 2026); VBIL is 3.3 times larger.
Data as of Oct 20, 2026. The differences are picked by a fixed rule, in a fixed order; the PDF prints it. Page 2 has the returns, overlap, risks and sources.
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On the same fields
IBDS and VBIL on the fields both publish, as of Oct 20, 2026. Source: ETFIQ.
About IBDS
IBDS tracks an index. Over the year to Oct 20, 2026 it returned +3.3% with distributions reinvested. The prospectus expense ratio is 0.10% a year.
About VBIL
VBIL tracks an index of 0-3 Month Treasury Bill. Over the year to Oct 20, 2026 it returned +3.7% with distributions reinvested. The prospectus expense ratio is 0.06% a year.
Questions people ask
- Which returned more over the last year, IBDS or VBIL?
- In the year to Oct 20, 2026, with distributions reinvested, IBDS returned +3.3% and VBIL +3.7%.
- Which is cheaper, IBDS or VBIL?
- VBIL is cheaper, by 0.04 percentage points a year. That is about $4 on $10,000 held for a year. Fees come from each fund's prospectus.
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ETFIQ, IBDS against VBIL, data as of Oct 20, 2026. https://etfiq.com/compare/any/ibds-vs-vbil
ETFIQ. (Oct 20, 2026). IBDS against VBIL. Retrieved from https://etfiq.com/compare/any/ibds-vs-vbil
[IBDS against VBIL (ETFIQ, Oct 20, 2026)](https://etfiq.com/compare/any/ibds-vs-vbil)
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