Data as of Oct 28, 2026.
BIL vs DIA: Differences, Returns & Fees
Over the year to Oct 28, 2026, BIL returned +3.7% to DIA's +11.6%; 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 $45.9bn for SPDR Dow Jones Industrial Average ETF Trust.
Pair scorecard
BIL costs 0.02 points a year less; their one-year returns differ by 7.9 points; BIL is 1.1 times larger.
| Measure | BIL | DIA |
|---|---|---|
| Return | ||
| Total return, 1 year | +3.7% | +11.6% |
| Drawdown | ||
| Below its high | 3.0%, high on Aug 5, 2026 | |
| Benchmark | ||
| What it tracks | Bloomberg 1-3 Month U.S. Treasury Bill Index | Dow Jones Industrial Average |
| Cost and size | ||
| Expense ratio | 0.14% | 0.16% |
| Net assets, as of Oct 27, 2026 | $48.7bn | $45.9bn |
| Holdings | ||
| Holdings in common | 0% | |
| In the S&P 500, by weight | 97% | |
| Top ten holdings, share of the fund | 54.7% | |
Holdings in common uses holdings dated Oct 27, 2026. Method
What they share
By the books each fund has filed, BIL and DIA 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 DIA on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
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.
DIA
DIA tracks the Dow Jones Industrial Average. Over the year to Oct 28, 2026 it returned +11.6% with distributions reinvested. The prospectus expense ratio is 0.16% a year. By its holdings published by its issuer for Oct 27, 2026, 97% of the fund by weight is stocks the S&P 500 also holds, across 30 positions, with the top ten at 54.7%. It sat 3.0% below its high of Aug 5, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, BIL or DIA?
- In the year to Oct 28, 2026, with distributions reinvested, BIL returned +3.7% and DIA +11.6%.
- Which is cheaper, BIL or DIA?
- BIL is cheaper, by 0.02 percentage points a year. That is about $2 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, BIL against DIA, data as of Oct 28, 2026. https://etfiq.com/compare/any/bil-vs-dia
ETFIQ. (Oct 28, 2026). BIL against DIA. Retrieved from https://etfiq.com/compare/any/bil-vs-dia
[BIL against DIA (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/bil-vs-dia)
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